671975710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{659}}^1\times {\mathrm{2081}}^1$

素因数の和:2761

約数の個数: 48

約数和(自身を含む): 1409847120

約数和(自身を除く): 737871410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 659, 1318, 2081, 3295, 4162, 4613, 6590, 9226, 10405, 14567, 20810, 23065, 29134, 32291, 46130, 64582, 72835, 101969, 145670, 161455, 203938, 322910, 509845, 1019690, 1371379, 2742758, 6856895, 9599653, 13713790, 19199306, 47998265, 67197571, 95996530, 134395142, 335987855, 671975710]

約数ペア:

[(1, 671975710), (2, 335987855), (5, 134395142), (7, 95996530), (10, 67197571), (14, 47998265), (35, 19199306), (49, 13713790), (70, 9599653), (98, 6856895), (245, 2742758), (490, 1371379), (659, 1019690), (1318, 509845), (2081, 322910), (3295, 203938), (4162, 161455), (4613, 145670), (6590, 101969), (9226, 72835), (10405, 64582), (14567, 46130), (20810, 32291), (23065, 29134)]