30990948

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{367}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 75177984

約数和(自身を除く): 44187036

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 227, 367, 372, 454, 681, 734, 908, 1101, 1362, 1468, 2202, 2724, 4404, 7037, 11377, 14074, 21111, 22754, 28148, 34131, 42222, 45508, 68262, 83309, 84444, 136524, 166618, 249927, 333236, 499854, 999708, 2582579, 5165158, 7747737, 10330316, 15495474, 30990948]

約数ペア:

[(1, 30990948), (2, 15495474), (3, 10330316), (4, 7747737), (6, 5165158), (12, 2582579), (31, 999708), (62, 499854), (93, 333236), (124, 249927), (186, 166618), (227, 136524), (367, 84444), (372, 83309), (454, 68262), (681, 45508), (734, 42222), (908, 34131), (1101, 28148), (1362, 22754), (1468, 21111), (2202, 14074), (2724, 11377), (4404, 7037)]