20402575290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7312751}}^1$

素因数の和:7312795

約数の個数: 48

約数和(自身を含む): 54757886976

約数和(自身を除く): 34355311686

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7312751, 14625502, 21938253, 36563755, 43876506, 65814759, 73127510, 109691265, 131629518, 219382530, 226695281, 329073795, 453390562, 658147590, 680085843, 1133476405, 1360171686, 2040257529, 2266952810, 3400429215, 4080515058, 6800858430, 10201287645, 20402575290]

約数ペア:

[(1, 20402575290), (2, 10201287645), (3, 6800858430), (5, 4080515058), (6, 3400429215), (9, 2266952810), (10, 2040257529), (15, 1360171686), (18, 1133476405), (30, 680085843), (31, 658147590), (45, 453390562), (62, 329073795), (90, 226695281), (93, 219382530), (155, 131629518), (186, 109691265), (279, 73127510), (310, 65814759), (465, 43876506), (558, 36563755), (930, 21938253), (1395, 14625502), (2790, 7312751)]