119790520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73043}}^1$

素因数の和:73095

約数の個数: 32

約数和(自身を含む): 276106320

約数和(自身を除く): 156315800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 73043, 146086, 292172, 365215, 584344, 730430, 1460860, 2921720, 2994763, 5989526, 11979052, 14973815, 23958104, 29947630, 59895260, 119790520]

約数ペア:

[(1, 119790520), (2, 59895260), (4, 29947630), (5, 23958104), (8, 14973815), (10, 11979052), (20, 5989526), (40, 2994763), (41, 2921720), (82, 1460860), (164, 730430), (205, 584344), (328, 365215), (410, 292172), (820, 146086), (1640, 73043)]