2065859560

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1\times {\mathrm{719}}^1$

素因数の和:1498

約数の個数: 64

約数和(自身を含む): 4704480000

約数和(自身を除く): 2638620440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 659, 719, 872, 1090, 1318, 1438, 2180, 2636, 2876, 3295, 3595, 4360, 5272, 5752, 6590, 7190, 13180, 14380, 26360, 28760, 71831, 78371, 143662, 156742, 287324, 313484, 359155, 391855, 473821, 574648, 626968, 718310, 783710, 947642, 1436620, 1567420, 1895284, 2369105, 2873240, 3134840, 3790568, 4738210, 9476420, 18952840, 51646489, 103292978, 206585956, 258232445, 413171912, 516464890, 1032929780, 2065859560]

約数ペア:

[(1, 2065859560), (2, 1032929780), (4, 516464890), (5, 413171912), (8, 258232445), (10, 206585956), (20, 103292978), (40, 51646489), (109, 18952840), (218, 9476420), (436, 4738210), (545, 3790568), (659, 3134840), (719, 2873240), (872, 2369105), (1090, 1895284), (1318, 1567420), (1438, 1436620), (2180, 947642), (2636, 783710), (2876, 718310), (3295, 626968), (3595, 574648), (4360, 473821), (5272, 391855), (5752, 359155), (6590, 313484), (7190, 287324), (13180, 156742), (14380, 143662), (26360, 78371), (28760, 71831)]