1964780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3209

約数の個数: 24

約数和(自身を含む): 4260480

約数和(自身を除く): 2295700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3169, 6338, 12676, 15845, 31690, 63380, 98239, 196478, 392956, 491195, 982390, 1964780]

約数ペア:

[(1, 1964780), (2, 982390), (4, 491195), (5, 392956), (10, 196478), (20, 98239), (31, 63380), (62, 31690), (124, 15845), (155, 12676), (310, 6338), (620, 3169)]