8944020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{5521}}^1$

素因数の和:5542

約数の個数: 60

約数和(自身を含む): 28062804

約数和(自身を除く): 19118784

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 5521, 11042, 16563, 22084, 27605, 33126, 49689, 55210, 66252, 82815, 99378, 110420, 149067, 165630, 198756, 248445, 298134, 331260, 447201, 496890, 596268, 745335, 894402, 993780, 1490670, 1788804, 2236005, 2981340, 4472010, 8944020]

約数ペア:

[(1, 8944020), (2, 4472010), (3, 2981340), (4, 2236005), (5, 1788804), (6, 1490670), (9, 993780), (10, 894402), (12, 745335), (15, 596268), (18, 496890), (20, 447201), (27, 331260), (30, 298134), (36, 248445), (45, 198756), (54, 165630), (60, 149067), (81, 110420), (90, 99378), (108, 82815), (135, 66252), (162, 55210), (180, 49689), (270, 33126), (324, 27605), (405, 22084), (540, 16563), (810, 11042), (1620, 5521)]