4340240

素因数分解:

$2^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:479

約数の個数: 40

約数和(自身を含む): 10177920

約数和(自身を除く): 5837680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 227, 239, 454, 478, 908, 956, 1135, 1195, 1816, 1912, 2270, 2390, 3632, 3824, 4540, 4780, 9080, 9560, 18160, 19120, 54253, 108506, 217012, 271265, 434024, 542530, 868048, 1085060, 2170120, 4340240]

約数ペア:

[(1, 4340240), (2, 2170120), (4, 1085060), (5, 868048), (8, 542530), (10, 434024), (16, 271265), (20, 217012), (40, 108506), (80, 54253), (227, 19120), (239, 18160), (454, 9560), (478, 9080), (908, 4780), (956, 4540), (1135, 3824), (1195, 3632), (1816, 2390), (1912, 2270)]