126469240

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{13229}}^1$

素因数の和:13479

約数の個数: 32

約数和(自身を含む): 285768000

約数和(自身を除く): 159298760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9560, 13229, 26458, 52916, 66145, 105832, 132290, 264580, 529160, 3161731, 6323462, 12646924, 15808655, 25293848, 31617310, 63234620, 126469240]

約数ペア:

[(1, 126469240), (2, 63234620), (4, 31617310), (5, 25293848), (8, 15808655), (10, 12646924), (20, 6323462), (40, 3161731), (239, 529160), (478, 264580), (956, 132290), (1195, 105832), (1912, 66145), (2390, 52916), (4780, 26458), (9560, 13229)]