390144416980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2011}}^1\times {\mathrm{85843}}^1$

素因数の和:87976

約数の個数: 48

約数和(自身を含む): 826974396864

約数和(自身を除く): 436829979884

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2011, 2260, 4022, 8044, 10055, 20110, 40220, 85843, 171686, 227243, 343372, 429215, 454486, 858430, 908972, 1136215, 1716860, 2272430, 4544860, 9700259, 19400518, 38801036, 48501295, 97002590, 172630273, 194005180, 345260546, 690521092, 863151365, 1726302730, 3452605460, 19507220849, 39014441698, 78028883396, 97536104245, 195072208490, 390144416980]

約数ペア:

[(1, 390144416980), (2, 195072208490), (4, 97536104245), (5, 78028883396), (10, 39014441698), (20, 19507220849), (113, 3452605460), (226, 1726302730), (452, 863151365), (565, 690521092), (1130, 345260546), (2011, 194005180), (2260, 172630273), (4022, 97002590), (8044, 48501295), (10055, 38801036), (20110, 19400518), (40220, 9700259), (85843, 4544860), (171686, 2272430), (227243, 1716860), (343372, 1136215), (429215, 908972), (454486, 858430)]