90194140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3343}}^1$

素因数の和:3442

約数の個数: 48

約数和(自身を含む): 202245120

約数和(自身を除く): 112050980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 3343, 5396, 6686, 6745, 13372, 13490, 16715, 26980, 33430, 63517, 66860, 127034, 237353, 254068, 317585, 474706, 635170, 949412, 1186765, 1270340, 2373530, 4509707, 4747060, 9019414, 18038828, 22548535, 45097070, 90194140]

約数ペア:

[(1, 90194140), (2, 45097070), (4, 22548535), (5, 18038828), (10, 9019414), (19, 4747060), (20, 4509707), (38, 2373530), (71, 1270340), (76, 1186765), (95, 949412), (142, 635170), (190, 474706), (284, 317585), (355, 254068), (380, 237353), (710, 127034), (1349, 66860), (1420, 63517), (2698, 33430), (3343, 26980), (5396, 16715), (6686, 13490), (6745, 13372)]