42066320

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1249}}^1$

素因数の和:1683

約数の個数: 40

約数和(自身を含む): 98115000

約数和(自身を除く): 56048680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1249, 1684, 2105, 2498, 3368, 4210, 4996, 6245, 6736, 8420, 9992, 12490, 16840, 19984, 24980, 33680, 49960, 99920, 525829, 1051658, 2103316, 2629145, 4206632, 5258290, 8413264, 10516580, 21033160, 42066320]

約数ペア:

[(1, 42066320), (2, 21033160), (4, 10516580), (5, 8413264), (8, 5258290), (10, 4206632), (16, 2629145), (20, 2103316), (40, 1051658), (80, 525829), (421, 99920), (842, 49960), (1249, 33680), (1684, 24980), (2105, 19984), (2498, 16840), (3368, 12490), (4210, 9992), (4996, 8420), (6245, 6736)]