47571980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^2$

素因数の和:594

約数の個数: 36

約数和(自身を含む): 103497408

約数和(自身を除く): 55925428

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 277, 310, 554, 620, 1108, 1385, 2770, 5540, 8587, 17174, 34348, 42935, 76729, 85870, 153458, 171740, 306916, 383645, 767290, 1534580, 2378599, 4757198, 9514396, 11892995, 23785990, 47571980]

約数ペア:

[(1, 47571980), (2, 23785990), (4, 11892995), (5, 9514396), (10, 4757198), (20, 2378599), (31, 1534580), (62, 767290), (124, 383645), (155, 306916), (277, 171740), (310, 153458), (554, 85870), (620, 76729), (1108, 42935), (1385, 34348), (2770, 17174), (5540, 8587)]