28423920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{2417}}^1$

素因数の和:2447

約数の個数: 120

約数和(自身を含む): 102542544

約数和(自身を除く): 74118624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 392, 420, 490, 560, 588, 735, 784, 840, 980, 1176, 1470, 1680, 1960, 2352, 2417, 2940, 3920, 4834, 5880, 7251, 9668, 11760, 12085, 14502, 16919, 19336, 24170, 29004, 33838, 36255, 38672, 48340, 50757, 58008, 67676, 72510, 84595, 96680, 101514, 116016, 118433, 135352, 145020, 169190, 193360, 203028, 236866, 253785, 270704, 290040, 338380, 355299, 406056, 473732, 507570, 580080, 592165, 676760, 710598, 812112, 947464, 1015140, 1184330, 1353520, 1421196, 1776495, 1894928, 2030280, 2368660, 2842392, 3552990, 4060560, 4737320, 5684784, 7105980, 9474640, 14211960, 28423920]

約数ペア:

[(1, 28423920), (2, 14211960), (3, 9474640), (4, 7105980), (5, 5684784), (6, 4737320), (7, 4060560), (8, 3552990), (10, 2842392), (12, 2368660), (14, 2030280), (15, 1894928), (16, 1776495), (20, 1421196), (21, 1353520), (24, 1184330), (28, 1015140), (30, 947464), (35, 812112), (40, 710598), (42, 676760), (48, 592165), (49, 580080), (56, 507570), (60, 473732), (70, 406056), (80, 355299), (84, 338380), (98, 290040), (105, 270704), (112, 253785), (120, 236866), (140, 203028), (147, 193360), (168, 169190), (196, 145020), (210, 135352), (240, 118433), (245, 116016), (280, 101514), (294, 96680), (336, 84595), (392, 72510), (420, 67676), (490, 58008), (560, 50757), (588, 48340), (735, 38672), (784, 36255), (840, 33838), (980, 29004), (1176, 24170), (1470, 19336), (1680, 16919), (1960, 14502), (2352, 12085), (2417, 11760), (2940, 9668), (3920, 7251), (4834, 5880)]