126989180

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{2417}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 277857216

約数和(自身を除く): 150868036

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 710, 740, 1420, 2417, 2627, 4834, 5254, 9668, 10508, 12085, 13135, 24170, 26270, 48340, 52540, 89429, 171607, 178858, 343214, 357716, 447145, 686428, 858035, 894290, 1716070, 1788580, 3432140, 6349459, 12698918, 25397836, 31747295, 63494590, 126989180]

約数ペア:

[(1, 126989180), (2, 63494590), (4, 31747295), (5, 25397836), (10, 12698918), (20, 6349459), (37, 3432140), (71, 1788580), (74, 1716070), (142, 894290), (148, 858035), (185, 686428), (284, 447145), (355, 357716), (370, 343214), (710, 178858), (740, 171607), (1420, 89429), (2417, 52540), (2627, 48340), (4834, 26270), (5254, 24170), (9668, 13135), (10508, 12085)]