69428380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{613}}^1\times {\mathrm{809}}^1$

素因数の和:1438

約数の個数: 48

約数和(自身を含む): 167106240

約数和(自身を除く): 97677860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 613, 809, 1226, 1618, 2452, 3065, 3236, 4045, 4291, 5663, 6130, 8090, 8582, 11326, 12260, 16180, 17164, 21455, 22652, 28315, 42910, 56630, 85820, 113260, 495917, 991834, 1983668, 2479585, 3471419, 4959170, 6942838, 9918340, 13885676, 17357095, 34714190, 69428380]

約数ペア:

[(1, 69428380), (2, 34714190), (4, 17357095), (5, 13885676), (7, 9918340), (10, 6942838), (14, 4959170), (20, 3471419), (28, 2479585), (35, 1983668), (70, 991834), (140, 495917), (613, 113260), (809, 85820), (1226, 56630), (1618, 42910), (2452, 28315), (3065, 22652), (3236, 21455), (4045, 17164), (4291, 16180), (5663, 12260), (6130, 11326), (8090, 8582)]