424510420

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{3359}}^1$

素因数の和:3528

約数の個数: 48

約数和(自身を含む): 914457600

約数和(自身を除く): 489947180

約数列:

[1, 2, 4, 5, 10, 20, 71, 89, 142, 178, 284, 355, 356, 445, 710, 890, 1420, 1780, 3359, 6319, 6718, 12638, 13436, 16795, 25276, 31595, 33590, 63190, 67180, 126380, 238489, 298951, 476978, 597902, 953956, 1192445, 1195804, 1494755, 2384890, 2989510, 4769780, 5979020, 21225521, 42451042, 84902084, 106127605, 212255210, 424510420]

約数ペア:

[(1, 424510420), (2, 212255210), (4, 106127605), (5, 84902084), (10, 42451042), (20, 21225521), (71, 5979020), (89, 4769780), (142, 2989510), (178, 2384890), (284, 1494755), (355, 1195804), (356, 1192445), (445, 953956), (710, 597902), (890, 476978), (1420, 298951), (1780, 238489), (3359, 126380), (6319, 67180), (6718, 63190), (12638, 33590), (13436, 31595), (16795, 25276)]