639312

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{701}}^1$

素因数の和:731

約数の個数: 40

約数和(自身を含む): 1740960

約数和(自身を除く): 1101648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 701, 912, 1402, 2103, 2804, 4206, 5608, 8412, 11216, 13319, 16824, 26638, 33648, 39957, 53276, 79914, 106552, 159828, 213104, 319656, 639312]

約数ペア:

[(1, 639312), (2, 319656), (3, 213104), (4, 159828), (6, 106552), (8, 79914), (12, 53276), (16, 39957), (19, 33648), (24, 26638), (38, 16824), (48, 13319), (57, 11216), (76, 8412), (114, 5608), (152, 4206), (228, 2804), (304, 2103), (456, 1402), (701, 912)]