40429240

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{4229}}^1$

素因数の和:4479

約数の個数: 32

約数和(自身を含む): 91368000

約数和(自身を除く): 50938760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4229, 4780, 8458, 9560, 16916, 21145, 33832, 42290, 84580, 169160, 1010731, 2021462, 4042924, 5053655, 8085848, 10107310, 20214620, 40429240]

約数ペア:

[(1, 40429240), (2, 20214620), (4, 10107310), (5, 8085848), (8, 5053655), (10, 4042924), (20, 2021462), (40, 1010731), (239, 169160), (478, 84580), (956, 42290), (1195, 33832), (1912, 21145), (2390, 16916), (4229, 9560), (4780, 8458)]