227616920

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{77951}}^1$

素因数の和:78035

約数の個数: 32

約数和(自身を含む): 519160320

約数和(自身を除く): 291543400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 77951, 155902, 311804, 389755, 623608, 779510, 1559020, 3118040, 5690423, 11380846, 22761692, 28452115, 45523384, 56904230, 113808460, 227616920]

約数ペア:

[(1, 227616920), (2, 113808460), (4, 56904230), (5, 45523384), (8, 28452115), (10, 22761692), (20, 11380846), (40, 5690423), (73, 3118040), (146, 1559020), (292, 779510), (365, 623608), (584, 389755), (730, 311804), (1460, 155902), (2920, 77951)]