16372880

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1987}}^1$

素因数の和:2103

約数の個数: 40

約数和(自身を含む): 38455872

約数和(自身を除く): 22082992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 1987, 2060, 3974, 4120, 7948, 8240, 9935, 15896, 19870, 31792, 39740, 79480, 158960, 204661, 409322, 818644, 1023305, 1637288, 2046610, 3274576, 4093220, 8186440, 16372880]

約数ペア:

[(1, 16372880), (2, 8186440), (4, 4093220), (5, 3274576), (8, 2046610), (10, 1637288), (16, 1023305), (20, 818644), (40, 409322), (80, 204661), (103, 158960), (206, 79480), (412, 39740), (515, 31792), (824, 19870), (1030, 15896), (1648, 9935), (1987, 8240), (2060, 7948), (3974, 4120)]