236992220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{523}}^1$

素因数の和:834

約数の個数: 48

約数和(自身を含む): 505303680

約数和(自身を除く): 268311460

約数列:

[1, 2, 4, 5, 10, 20, 139, 163, 278, 326, 523, 556, 652, 695, 815, 1046, 1390, 1630, 2092, 2615, 2780, 3260, 5230, 10460, 22657, 45314, 72697, 85249, 90628, 113285, 145394, 170498, 226570, 290788, 340996, 363485, 426245, 453140, 726970, 852490, 1453940, 1704980, 11849611, 23699222, 47398444, 59248055, 118496110, 236992220]

約数ペア:

[(1, 236992220), (2, 118496110), (4, 59248055), (5, 47398444), (10, 23699222), (20, 11849611), (139, 1704980), (163, 1453940), (278, 852490), (326, 726970), (523, 453140), (556, 426245), (652, 363485), (695, 340996), (815, 290788), (1046, 226570), (1390, 170498), (1630, 145394), (2092, 113285), (2615, 90628), (2780, 85249), (3260, 72697), (5230, 45314), (10460, 22657)]