31576540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 69177024

約数和(自身を除く): 37600484

約数列:

[1, 2, 4, 5, 10, 20, 37, 71, 74, 142, 148, 185, 284, 355, 370, 601, 710, 740, 1202, 1420, 2404, 2627, 3005, 5254, 6010, 10508, 12020, 13135, 22237, 26270, 42671, 44474, 52540, 85342, 88948, 111185, 170684, 213355, 222370, 426710, 444740, 853420, 1578827, 3157654, 6315308, 7894135, 15788270, 31576540]

約数ペア:

[(1, 31576540), (2, 15788270), (4, 7894135), (5, 6315308), (10, 3157654), (20, 1578827), (37, 853420), (71, 444740), (74, 426710), (142, 222370), (148, 213355), (185, 170684), (284, 111185), (355, 88948), (370, 85342), (601, 52540), (710, 44474), (740, 42671), (1202, 26270), (1420, 22237), (2404, 13135), (2627, 12020), (3005, 10508), (5254, 6010)]