15207520

素因数分解:

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

素因数の和:5623

約数の個数: 48

約数和(自身を含む): 38047968

約数和(自身を除く): 22840448

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 5591, 11182, 22364, 27955, 44728, 55910, 89456, 95047, 111820, 178912, 190094, 223640, 380188, 447280, 475235, 760376, 894560, 950470, 1520752, 1900940, 3041504, 3801880, 7603760, 15207520]

約数ペア:

[(1, 15207520), (2, 7603760), (4, 3801880), (5, 3041504), (8, 1900940), (10, 1520752), (16, 950470), (17, 894560), (20, 760376), (32, 475235), (34, 447280), (40, 380188), (68, 223640), (80, 190094), (85, 178912), (136, 111820), (160, 95047), (170, 89456), (272, 55910), (340, 44728), (544, 27955), (680, 22364), (1360, 11182), (2720, 5591)]