2170120

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 4924800

約数和(自身を除く): 2754680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 239, 454, 478, 908, 956, 1135, 1195, 1816, 1912, 2270, 2390, 4540, 4780, 9080, 9560, 54253, 108506, 217012, 271265, 434024, 542530, 1085060, 2170120]

約数ペア:

[(1, 2170120), (2, 1085060), (4, 542530), (5, 434024), (8, 271265), (10, 217012), (20, 108506), (40, 54253), (227, 9560), (239, 9080), (454, 4780), (478, 4540), (908, 2390), (956, 2270), (1135, 1912), (1195, 1816)]