20562360

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:310

約数の個数: 192

約数和(自身を含む): 77565600

約数和(自身を除く): 57003240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 49, 52, 56, 60, 65, 70, 78, 84, 91, 98, 104, 105, 120, 130, 140, 147, 156, 168, 182, 195, 196, 210, 245, 260, 269, 273, 280, 294, 312, 364, 390, 392, 420, 455, 490, 520, 538, 546, 588, 637, 728, 735, 780, 807, 840, 910, 980, 1076, 1092, 1176, 1274, 1345, 1365, 1470, 1560, 1614, 1820, 1883, 1911, 1960, 2152, 2184, 2548, 2690, 2730, 2940, 3185, 3228, 3497, 3640, 3766, 3822, 4035, 5096, 5380, 5460, 5649, 5880, 6370, 6456, 6994, 7532, 7644, 8070, 9415, 9555, 10491, 10760, 10920, 11298, 12740, 13181, 13988, 15064, 15288, 16140, 17485, 18830, 19110, 20982, 22596, 24479, 25480, 26362, 27976, 28245, 32280, 34970, 37660, 38220, 39543, 41964, 45192, 48958, 52455, 52724, 56490, 65905, 69940, 73437, 75320, 76440, 79086, 83928, 97916, 104910, 105448, 112980, 122395, 131810, 139880, 146874, 158172, 171353, 195832, 197715, 209820, 225960, 244790, 263620, 293748, 316344, 342706, 367185, 395430, 419640, 489580, 514059, 527240, 587496, 685412, 734370, 790860, 856765, 979160, 1028118, 1370824, 1468740, 1581720, 1713530, 2056236, 2570295, 2937480, 3427060, 4112472, 5140590, 6854120, 10281180, 20562360]

約数ペア:

[(1, 20562360), (2, 10281180), (3, 6854120), (4, 5140590), (5, 4112472), (6, 3427060), (7, 2937480), (8, 2570295), (10, 2056236), (12, 1713530), (13, 1581720), (14, 1468740), (15, 1370824), (20, 1028118), (21, 979160), (24, 856765), (26, 790860), (28, 734370), (30, 685412), (35, 587496), (39, 527240), (40, 514059), (42, 489580), (49, 419640), (52, 395430), (56, 367185), (60, 342706), (65, 316344), (70, 293748), (78, 263620), (84, 244790), (91, 225960), (98, 209820), (104, 197715), (105, 195832), (120, 171353), (130, 158172), (140, 146874), (147, 139880), (156, 131810), (168, 122395), (182, 112980), (195, 105448), (196, 104910), (210, 97916), (245, 83928), (260, 79086), (269, 76440), (273, 75320), (280, 73437), (294, 69940), (312, 65905), (364, 56490), (390, 52724), (392, 52455), (420, 48958), (455, 45192), (490, 41964), (520, 39543), (538, 38220), (546, 37660), (588, 34970), (637, 32280), (728, 28245), (735, 27976), (780, 26362), (807, 25480), (840, 24479), (910, 22596), (980, 20982), (1076, 19110), (1092, 18830), (1176, 17485), (1274, 16140), (1345, 15288), (1365, 15064), (1470, 13988), (1560, 13181), (1614, 12740), (1820, 11298), (1883, 10920), (1911, 10760), (1960, 10491), (2152, 9555), (2184, 9415), (2548, 8070), (2690, 7644), (2730, 7532), (2940, 6994), (3185, 6456), (3228, 6370), (3497, 5880), (3640, 5649), (3766, 5460), (3822, 5380), (4035, 5096)]