4437340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 10209024

約数和(自身を除く): 5771684

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 421, 527, 620, 842, 1054, 1684, 2105, 2108, 2635, 4210, 5270, 7157, 8420, 10540, 13051, 14314, 26102, 28628, 35785, 52204, 65255, 71570, 130510, 143140, 221867, 261020, 443734, 887468, 1109335, 2218670, 4437340]

約数ペア:

[(1, 4437340), (2, 2218670), (4, 1109335), (5, 887468), (10, 443734), (17, 261020), (20, 221867), (31, 143140), (34, 130510), (62, 71570), (68, 65255), (85, 52204), (124, 35785), (155, 28628), (170, 26102), (310, 14314), (340, 13051), (421, 10540), (527, 8420), (620, 7157), (842, 5270), (1054, 4210), (1684, 2635), (2105, 2108)]