30371980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{37039}}^1$

素因数の和:37089

約数の個数: 24

約数和(自身を含む): 65338560

約数和(自身を除く): 34966580

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 37039, 74078, 148156, 185195, 370390, 740780, 1518599, 3037198, 6074396, 7592995, 15185990, 30371980]

約数ペア:

[(1, 30371980), (2, 15185990), (4, 7592995), (5, 6074396), (10, 3037198), (20, 1518599), (41, 740780), (82, 370390), (164, 185195), (205, 148156), (410, 74078), (820, 37039)]