20382180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3733}}^1$

素因数の和:3765

約数の個数: 96

約数和(自身を含む): 70258944

約数和(自身を除く): 49876764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3733, 5460, 7466, 11199, 14932, 18665, 22398, 26131, 37330, 44796, 48529, 52262, 55995, 74660, 78393, 97058, 104524, 111990, 130655, 145587, 156786, 194116, 223980, 242645, 261310, 291174, 313572, 339703, 391965, 485290, 522620, 582348, 679406, 727935, 783930, 970580, 1019109, 1358812, 1455870, 1567860, 1698515, 2038218, 2911740, 3397030, 4076436, 5095545, 6794060, 10191090, 20382180]

約数ペア:

[(1, 20382180), (2, 10191090), (3, 6794060), (4, 5095545), (5, 4076436), (6, 3397030), (7, 2911740), (10, 2038218), (12, 1698515), (13, 1567860), (14, 1455870), (15, 1358812), (20, 1019109), (21, 970580), (26, 783930), (28, 727935), (30, 679406), (35, 582348), (39, 522620), (42, 485290), (52, 391965), (60, 339703), (65, 313572), (70, 291174), (78, 261310), (84, 242645), (91, 223980), (105, 194116), (130, 156786), (140, 145587), (156, 130655), (182, 111990), (195, 104524), (210, 97058), (260, 78393), (273, 74660), (364, 55995), (390, 52262), (420, 48529), (455, 44796), (546, 37330), (780, 26131), (910, 22398), (1092, 18665), (1365, 14932), (1820, 11199), (2730, 7466), (3733, 5460)]