40038160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 97029504

約数和(自身を除く): 56991344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 103, 113, 172, 206, 215, 226, 344, 412, 430, 452, 515, 565, 688, 824, 860, 904, 1030, 1130, 1648, 1720, 1808, 2060, 2260, 3440, 4120, 4429, 4520, 4859, 8240, 8858, 9040, 9718, 11639, 17716, 19436, 22145, 23278, 24295, 35432, 38872, 44290, 46556, 48590, 58195, 70864, 77744, 88580, 93112, 97180, 116390, 177160, 186224, 194360, 232780, 354320, 388720, 465560, 500477, 931120, 1000954, 2001908, 2502385, 4003816, 5004770, 8007632, 10009540, 20019080, 40038160]

約数ペア:

[(1, 40038160), (2, 20019080), (4, 10009540), (5, 8007632), (8, 5004770), (10, 4003816), (16, 2502385), (20, 2001908), (40, 1000954), (43, 931120), (80, 500477), (86, 465560), (103, 388720), (113, 354320), (172, 232780), (206, 194360), (215, 186224), (226, 177160), (344, 116390), (412, 97180), (430, 93112), (452, 88580), (515, 77744), (565, 70864), (688, 58195), (824, 48590), (860, 46556), (904, 44290), (1030, 38872), (1130, 35432), (1648, 24295), (1720, 23278), (1808, 22145), (2060, 19436), (2260, 17716), (3440, 11639), (4120, 9718), (4429, 9040), (4520, 8858), (4859, 8240)]