70378990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{20639}}^1$

素因数の和:20688

約数の個数: 32

約数和(自身を含む): 142663680

約数和(自身を除く): 72284690

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 20639, 41278, 103195, 206390, 227029, 454058, 639809, 1135145, 1279618, 2270290, 3199045, 6398090, 7037899, 14075798, 35189495, 70378990]

約数ペア:

[(1, 70378990), (2, 35189495), (5, 14075798), (10, 7037899), (11, 6398090), (22, 3199045), (31, 2270290), (55, 1279618), (62, 1135145), (110, 639809), (155, 454058), (310, 227029), (341, 206390), (682, 103195), (1705, 41278), (3410, 20639)]