56786360

素因数分解:

$2^3\times 5^1\times {\mathrm{331}}^1\times {\mathrm{4289}}^1$

素因数の和:4631

約数の個数: 32

約数和(自身を含む): 128185200

約数和(自身を除く): 71398840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 331, 662, 1324, 1655, 2648, 3310, 4289, 6620, 8578, 13240, 17156, 21445, 34312, 42890, 85780, 171560, 1419659, 2839318, 5678636, 7098295, 11357272, 14196590, 28393180, 56786360]

約数ペア:

[(1, 56786360), (2, 28393180), (4, 14196590), (5, 11357272), (8, 7098295), (10, 5678636), (20, 2839318), (40, 1419659), (331, 171560), (662, 85780), (1324, 42890), (1655, 34312), (2648, 21445), (3310, 17156), (4289, 13240), (6620, 8578)]