42758920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34483}}^1$

素因数の和:34525

約数の個数: 32

約数和(自身を含む): 99313920

約数和(自身を除く): 56555000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 34483, 68966, 137932, 172415, 275864, 344830, 689660, 1068973, 1379320, 2137946, 4275892, 5344865, 8551784, 10689730, 21379460, 42758920]

約数ペア:

[(1, 42758920), (2, 21379460), (4, 10689730), (5, 8551784), (8, 5344865), (10, 4275892), (20, 2137946), (31, 1379320), (40, 1068973), (62, 689660), (124, 344830), (155, 275864), (248, 172415), (310, 137932), (620, 68966), (1240, 34483)]