56440760

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 131414400

約数和(自身を除く): 74973640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 79, 106, 158, 212, 265, 316, 337, 395, 424, 530, 632, 674, 790, 1060, 1348, 1580, 1685, 2120, 2696, 3160, 3370, 4187, 6740, 8374, 13480, 16748, 17861, 20935, 26623, 33496, 35722, 41870, 53246, 71444, 83740, 89305, 106492, 133115, 142888, 167480, 178610, 212984, 266230, 357220, 532460, 714440, 1064920, 1411019, 2822038, 5644076, 7055095, 11288152, 14110190, 28220380, 56440760]

約数ペア:

[(1, 56440760), (2, 28220380), (4, 14110190), (5, 11288152), (8, 7055095), (10, 5644076), (20, 2822038), (40, 1411019), (53, 1064920), (79, 714440), (106, 532460), (158, 357220), (212, 266230), (265, 212984), (316, 178610), (337, 167480), (395, 142888), (424, 133115), (530, 106492), (632, 89305), (674, 83740), (790, 71444), (1060, 53246), (1348, 41870), (1580, 35722), (1685, 33496), (2120, 26623), (2696, 20935), (3160, 17861), (3370, 16748), (4187, 13480), (6740, 8374)]