1566407890

素因数分解:

$2^1\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{81119}}^1$

素因数の和:83057

約数の個数: 16

約数和(自身を含む): 2821029120

約数和(自身を除く): 1254621230

約数列:

[1, 2, 5, 10, 1931, 3862, 9655, 19310, 81119, 162238, 405595, 811190, 156640789, 313281578, 783203945, 1566407890]

約数ペア:

[(1, 1566407890), (2, 783203945), (5, 313281578), (10, 156640789), (1931, 811190), (3862, 405595), (9655, 162238), (19310, 81119)]