1549186340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1487}}^1\times {\mathrm{4007}}^1$

素因数の和:5516

約数の個数: 48

約数和(自身を含む): 3506775552

約数和(自身を除く): 1957589212

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1487, 2974, 4007, 5948, 7435, 8014, 14870, 16028, 19331, 20035, 29740, 38662, 40070, 52091, 77324, 80140, 96655, 104182, 193310, 208364, 260455, 386620, 520910, 1041820, 5958409, 11916818, 23833636, 29792045, 59584090, 77459317, 119168180, 154918634, 309837268, 387296585, 774593170, 1549186340]

約数ペア:

[(1, 1549186340), (2, 774593170), (4, 387296585), (5, 309837268), (10, 154918634), (13, 119168180), (20, 77459317), (26, 59584090), (52, 29792045), (65, 23833636), (130, 11916818), (260, 5958409), (1487, 1041820), (2974, 520910), (4007, 386620), (5948, 260455), (7435, 208364), (8014, 193310), (14870, 104182), (16028, 96655), (19331, 80140), (20035, 77324), (29740, 52091), (38662, 40070)]