40341740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{769}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 88223520

約数和(自身を除く): 47881780

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 610, 769, 860, 1220, 1538, 2623, 3076, 3845, 5246, 7690, 10492, 13115, 15380, 26230, 33067, 46909, 52460, 66134, 93818, 132268, 165335, 187636, 234545, 330670, 469090, 661340, 938180, 2017087, 4034174, 8068348, 10085435, 20170870, 40341740]

約数ペア:

[(1, 40341740), (2, 20170870), (4, 10085435), (5, 8068348), (10, 4034174), (20, 2017087), (43, 938180), (61, 661340), (86, 469090), (122, 330670), (172, 234545), (215, 187636), (244, 165335), (305, 132268), (430, 93818), (610, 66134), (769, 52460), (860, 46909), (1220, 33067), (1538, 26230), (2623, 15380), (3076, 13115), (3845, 10492), (5246, 7690)]