74874920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{60383}}^1$

素因数の和:60425

約数の個数: 32

約数和(自身を含む): 173905920

約数和(自身を除く): 99031000

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 60383, 120766, 241532, 301915, 483064, 603830, 1207660, 1871873, 2415320, 3743746, 7487492, 9359365, 14974984, 18718730, 37437460, 74874920]

約数ペア:

[(1, 74874920), (2, 37437460), (4, 18718730), (5, 14974984), (8, 9359365), (10, 7487492), (20, 3743746), (31, 2415320), (40, 1871873), (62, 1207660), (124, 603830), (155, 483064), (248, 301915), (310, 241532), (620, 120766), (1240, 60383)]