4942480

素因数分解:

$2^4\times 5^1\times {\mathrm{61781}}^1$

素因数の和:61794

約数の個数: 20

約数和(自身を含む): 11491452

約数和(自身を除く): 6548972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 61781, 123562, 247124, 308905, 494248, 617810, 988496, 1235620, 2471240, 4942480]

約数ペア:

[(1, 4942480), (2, 2471240), (4, 1235620), (5, 988496), (8, 617810), (10, 494248), (16, 308905), (20, 247124), (40, 123562), (80, 61781)]