31711980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5233}}^1$

素因数の和:5346

約数の個数: 48

約数和(自身を含む): 89689824

約数和(自身を除く): 57977844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 1010, 1212, 1515, 2020, 3030, 5233, 6060, 10466, 15699, 20932, 26165, 31398, 52330, 62796, 78495, 104660, 156990, 313980, 528533, 1057066, 1585599, 2114132, 2642665, 3171198, 5285330, 6342396, 7927995, 10570660, 15855990, 31711980]

約数ペア:

[(1, 31711980), (2, 15855990), (3, 10570660), (4, 7927995), (5, 6342396), (6, 5285330), (10, 3171198), (12, 2642665), (15, 2114132), (20, 1585599), (30, 1057066), (60, 528533), (101, 313980), (202, 156990), (303, 104660), (404, 78495), (505, 62796), (606, 52330), (1010, 31398), (1212, 26165), (1515, 20932), (2020, 15699), (3030, 10466), (5233, 6060)]