72400760

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{17573}}^1$

素因数の和:17687

約数の個数: 32

約数和(自身を含む): 164492640

約数和(自身を除く): 92091880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 17573, 35146, 70292, 87865, 140584, 175730, 351460, 702920, 1810019, 3620038, 7240076, 9050095, 14480152, 18100190, 36200380, 72400760]

約数ペア:

[(1, 72400760), (2, 36200380), (4, 18100190), (5, 14480152), (8, 9050095), (10, 7240076), (20, 3620038), (40, 1810019), (103, 702920), (206, 351460), (412, 175730), (515, 140584), (824, 87865), (1030, 70292), (2060, 35146), (4120, 17573)]