861960.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2657}}^1$

素因数の和:2690

約数の個数: 48

約数和(自身を含む): 18754848

約数和(自身を除く): 11155828

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2657, 2860, 5314, 10628, 13285, 26570, 29227, 34541, 53140, 58454, 69082, 116908, 138164, 146135, 172705, 292270, 345410, 379951, 584540, 690820, 759902, 1519804, 1899755, 3799510, 7599020]

約数ペア:

[(1, 7599020), (2, 3799510), (4, 1899755), (5, 1519804), (10, 759902), (11, 690820), (13, 584540), (20, 379951), (22, 345410), (26, 292270), (44, 172705), (52, 146135), (55, 138164), (65, 116908), (110, 69082), (130, 58454), (143, 53140), (220, 34541), (260, 29227), (286, 26570), (572, 13285), (715, 10628), (1430, 5314), (2657, 2860)]