40687844

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{389}}^1$

素因数の和:803

約数の個数: 24

約数和(自身を含む): 72508800

約数和(自身を除く): 31820956

約数列:

[1, 2, 4, 79, 158, 316, 331, 389, 662, 778, 1324, 1556, 26149, 30731, 52298, 61462, 104596, 122924, 128759, 257518, 515036, 10171961, 20343922, 40687844]

約数ペア:

[(1, 40687844), (2, 20343922), (4, 10171961), (79, 515036), (158, 257518), (316, 128759), (331, 122924), (389, 104596), (662, 61462), (778, 52298), (1324, 30731), (1556, 26149)]