522040

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 1215360

約数和(自身を除く): 693320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 421, 620, 842, 1240, 1684, 2105, 3368, 4210, 8420, 13051, 16840, 26102, 52204, 65255, 104408, 130510, 261020, 522040]

約数ペア:

[(1, 522040), (2, 261020), (4, 130510), (5, 104408), (8, 65255), (10, 52204), (20, 26102), (31, 16840), (40, 13051), (62, 8420), (124, 4210), (155, 3368), (248, 2105), (310, 1684), (421, 1240), (620, 842)]