312460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{919}}^1$

素因数の和:945

約数の個数: 24

約数和(自身を含む): 695520

約数和(自身を除く): 383060

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 919, 1838, 3676, 4595, 9190, 15623, 18380, 31246, 62492, 78115, 156230, 312460]

約数ペア:

[(1, 312460), (2, 156230), (4, 78115), (5, 62492), (10, 31246), (17, 18380), (20, 15623), (34, 9190), (68, 4595), (85, 3676), (170, 1838), (340, 919)]