123104720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49639}}^1$

素因数の和:49683

約数の個数: 40

約数和(自身を含む): 295457280

約数和(自身を除く): 172352560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 49639, 99278, 198556, 248195, 397112, 496390, 794224, 992780, 1538809, 1985560, 3077618, 3971120, 6155236, 7694045, 12310472, 15388090, 24620944, 30776180, 61552360, 123104720]

約数ペア:

[(1, 123104720), (2, 61552360), (4, 30776180), (5, 24620944), (8, 15388090), (10, 12310472), (16, 7694045), (20, 6155236), (31, 3971120), (40, 3077618), (62, 1985560), (80, 1538809), (124, 992780), (155, 794224), (248, 496390), (310, 397112), (496, 248195), (620, 198556), (1240, 99278), (2480, 49639)]