39426740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1901}}^1$

素因数の和:1988

約数の個数: 48

約数和(自身を含む): 89150544

約数和(自身を除く): 49723804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 1901, 2074, 3802, 4148, 5185, 7604, 9505, 10370, 19010, 20740, 32317, 38020, 64634, 115961, 129268, 161585, 231922, 323170, 463844, 579805, 646340, 1159610, 1971337, 2319220, 3942674, 7885348, 9856685, 19713370, 39426740]

約数ペア:

[(1, 39426740), (2, 19713370), (4, 9856685), (5, 7885348), (10, 3942674), (17, 2319220), (20, 1971337), (34, 1159610), (61, 646340), (68, 579805), (85, 463844), (122, 323170), (170, 231922), (244, 161585), (305, 129268), (340, 115961), (610, 64634), (1037, 38020), (1220, 32317), (1901, 20740), (2074, 19010), (3802, 10370), (4148, 9505), (5185, 7604)]