2981340

素因数分解:

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

素因数の和:5539

約数の個数: 48

約数和(自身を含む): 9276960

約数和(自身を除く): 6295620

約数列:

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

約数ペア:

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