138768620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{5591}}^1$

素因数の和:5690

約数の個数: 48

約数和(自身を含む): 312838848

約数和(自身を除く): 174070228

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 4964, 5591, 6205, 11182, 12410, 22364, 24820, 27955, 55910, 95047, 111820, 190094, 380188, 408143, 475235, 816286, 950470, 1632572, 1900940, 2040715, 4081430, 6938431, 8162860, 13876862, 27753724, 34692155, 69384310, 138768620]

約数ペア:

[(1, 138768620), (2, 69384310), (4, 34692155), (5, 27753724), (10, 13876862), (17, 8162860), (20, 6938431), (34, 4081430), (68, 2040715), (73, 1900940), (85, 1632572), (146, 950470), (170, 816286), (292, 475235), (340, 408143), (365, 380188), (730, 190094), (1241, 111820), (1460, 95047), (2482, 55910), (4964, 27955), (5591, 24820), (6205, 22364), (11182, 12410)]