1520374960

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{27583}}^1$

素因数の和:27662

約数の個数: 80

約数和(自身を含む): 3878751744

約数和(自身を除く): 2358376784

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 424, 520, 530, 689, 848, 1040, 1060, 1378, 2120, 2756, 3445, 4240, 5512, 6890, 11024, 13780, 27560, 27583, 55120, 55166, 110332, 137915, 220664, 275830, 358579, 441328, 551660, 717158, 1103320, 1434316, 1461899, 1792895, 2206640, 2868632, 2923798, 3585790, 5737264, 5847596, 7171580, 7309495, 11695192, 14343160, 14618990, 19004687, 23390384, 28686320, 29237980, 38009374, 58475960, 76018748, 95023435, 116951920, 152037496, 190046870, 304074992, 380093740, 760187480, 1520374960]

約数ペア:

[(1, 1520374960), (2, 760187480), (4, 380093740), (5, 304074992), (8, 190046870), (10, 152037496), (13, 116951920), (16, 95023435), (20, 76018748), (26, 58475960), (40, 38009374), (52, 29237980), (53, 28686320), (65, 23390384), (80, 19004687), (104, 14618990), (106, 14343160), (130, 11695192), (208, 7309495), (212, 7171580), (260, 5847596), (265, 5737264), (424, 3585790), (520, 2923798), (530, 2868632), (689, 2206640), (848, 1792895), (1040, 1461899), (1060, 1434316), (1378, 1103320), (2120, 717158), (2756, 551660), (3445, 441328), (4240, 358579), (5512, 275830), (6890, 220664), (11024, 137915), (13780, 110332), (27560, 55166), (27583, 55120)]