20455433260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1\times {\mathrm{49193}}^1$

素因数の和:50442

約数の個数: 48

約数和(自身を含む): 45521372736

約数和(自身を除く): 25065939476

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1223, 2446, 4892, 6115, 12230, 20791, 24460, 41582, 49193, 83164, 98386, 103955, 196772, 207910, 245965, 415820, 491930, 836281, 983860, 1672562, 3345124, 4181405, 8362810, 16725620, 60163039, 120326078, 240652156, 300815195, 601630390, 1022771663, 1203260780, 2045543326, 4091086652, 5113858315, 10227716630, 20455433260]

約数ペア:

[(1, 20455433260), (2, 10227716630), (4, 5113858315), (5, 4091086652), (10, 2045543326), (17, 1203260780), (20, 1022771663), (34, 601630390), (68, 300815195), (85, 240652156), (170, 120326078), (340, 60163039), (1223, 16725620), (2446, 8362810), (4892, 4181405), (6115, 3345124), (12230, 1672562), (20791, 983860), (24460, 836281), (41582, 491930), (49193, 415820), (83164, 245965), (98386, 207910), (103955, 196772)]