20160032060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{72253}}^1$

素因数の和:74262

約数の個数: 48

約数和(自身を含む): 48409023936

約数和(自身を除く): 28248991876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1993, 3986, 7972, 9965, 13951, 19930, 27902, 39860, 55804, 69755, 72253, 139510, 144506, 279020, 289012, 361265, 505771, 722530, 1011542, 1445060, 2023084, 2528855, 5057710, 10115420, 144000229, 288000458, 576000916, 720001145, 1008001603, 1440002290, 2016003206, 2880004580, 4032006412, 5040008015, 10080016030, 20160032060]

約数ペア:

[(1, 20160032060), (2, 10080016030), (4, 5040008015), (5, 4032006412), (7, 2880004580), (10, 2016003206), (14, 1440002290), (20, 1008001603), (28, 720001145), (35, 576000916), (70, 288000458), (140, 144000229), (1993, 10115420), (3986, 5057710), (7972, 2528855), (9965, 2023084), (13951, 1445060), (19930, 1011542), (27902, 722530), (39860, 505771), (55804, 361265), (69755, 289012), (72253, 279020), (139510, 144506)]