123884000

素因数分解:

$2^5\times 5^3\times {\mathrm{30971}}^1$

素因数の和:30996

約数の個数: 48

約数和(自身を含む): 304392816

約数和(自身を除く): 180508816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 30971, 61942, 123884, 154855, 247768, 309710, 495536, 619420, 774275, 991072, 1238840, 1548550, 2477680, 3097100, 3871375, 4955360, 6194200, 7742750, 12388400, 15485500, 24776800, 30971000, 61942000, 123884000]

約数ペア:

[(1, 123884000), (2, 61942000), (4, 30971000), (5, 24776800), (8, 15485500), (10, 12388400), (16, 7742750), (20, 6194200), (25, 4955360), (32, 3871375), (40, 3097100), (50, 2477680), (80, 1548550), (100, 1238840), (125, 991072), (160, 774275), (200, 619420), (250, 495536), (400, 309710), (500, 247768), (800, 154855), (1000, 123884), (2000, 61942), (4000, 30971)]