31851160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 78796800

約数和(自身を除く): 46945640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 379, 382, 440, 758, 764, 955, 1516, 1528, 1895, 1910, 2101, 3032, 3790, 3820, 4169, 4202, 7580, 7640, 8338, 8404, 10505, 15160, 16676, 16808, 20845, 21010, 33352, 41690, 42020, 72389, 83380, 84040, 144778, 166760, 289556, 361945, 579112, 723890, 796279, 1447780, 1592558, 2895560, 3185116, 3981395, 6370232, 7962790, 15925580, 31851160]

約数ペア:

[(1, 31851160), (2, 15925580), (4, 7962790), (5, 6370232), (8, 3981395), (10, 3185116), (11, 2895560), (20, 1592558), (22, 1447780), (40, 796279), (44, 723890), (55, 579112), (88, 361945), (110, 289556), (191, 166760), (220, 144778), (379, 84040), (382, 83380), (440, 72389), (758, 42020), (764, 41690), (955, 33352), (1516, 21010), (1528, 20845), (1895, 16808), (1910, 16676), (2101, 15160), (3032, 10505), (3790, 8404), (3820, 8338), (4169, 7640), (4202, 7580)]