417341990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{40637}}^1$

素因数の和:40736

約数の個数: 32

約数和(自身を含む): 819262080

約数和(自身を除く): 401920090

約数列:

[1, 2, 5, 10, 13, 26, 65, 79, 130, 158, 395, 790, 1027, 2054, 5135, 10270, 40637, 81274, 203185, 406370, 528281, 1056562, 2641405, 3210323, 5282810, 6420646, 16051615, 32103230, 41734199, 83468398, 208670995, 417341990]

約数ペア:

[(1, 417341990), (2, 208670995), (5, 83468398), (10, 41734199), (13, 32103230), (26, 16051615), (65, 6420646), (79, 5282810), (130, 3210323), (158, 2641405), (395, 1056562), (790, 528281), (1027, 406370), (2054, 203185), (5135, 81274), (10270, 40637)]