3896740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 48

約数和(自身を含む): 8839152

約数和(自身を除く): 4942412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 157, 170, 292, 314, 340, 365, 628, 730, 785, 1241, 1460, 1570, 2482, 2669, 3140, 4964, 5338, 6205, 10676, 11461, 12410, 13345, 22922, 24820, 26690, 45844, 53380, 57305, 114610, 194837, 229220, 389674, 779348, 974185, 1948370, 3896740]

約数ペア:

[(1, 3896740), (2, 1948370), (4, 974185), (5, 779348), (10, 389674), (17, 229220), (20, 194837), (34, 114610), (68, 57305), (73, 53380), (85, 45844), (146, 26690), (157, 24820), (170, 22922), (292, 13345), (314, 12410), (340, 11461), (365, 10676), (628, 6205), (730, 5338), (785, 4964), (1241, 3140), (1460, 2669), (1570, 2482)]