31502480

素因数分解:

$2^4\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1039}}^1$

素因数の和:1431

約数の個数: 40

約数和(自身を含む): 73507200

約数和(自身を除く): 42004720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 379, 758, 1039, 1516, 1895, 2078, 3032, 3790, 4156, 5195, 6064, 7580, 8312, 10390, 15160, 16624, 20780, 30320, 41560, 83120, 393781, 787562, 1575124, 1968905, 3150248, 3937810, 6300496, 7875620, 15751240, 31502480]

約数ペア:

[(1, 31502480), (2, 15751240), (4, 7875620), (5, 6300496), (8, 3937810), (10, 3150248), (16, 1968905), (20, 1575124), (40, 787562), (80, 393781), (379, 83120), (758, 41560), (1039, 30320), (1516, 20780), (1895, 16624), (2078, 15160), (3032, 10390), (3790, 8312), (4156, 7580), (5195, 6064)]