31493020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2053}}^1$

素因数の和:2134

約数の個数: 48

約数和(自身を含む): 72465120

約数和(自身を除く): 40972100

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 236, 260, 295, 590, 767, 1180, 1534, 2053, 3068, 3835, 4106, 7670, 8212, 10265, 15340, 20530, 26689, 41060, 53378, 106756, 121127, 133445, 242254, 266890, 484508, 533780, 605635, 1211270, 1574651, 2422540, 3149302, 6298604, 7873255, 15746510, 31493020]

約数ペア:

[(1, 31493020), (2, 15746510), (4, 7873255), (5, 6298604), (10, 3149302), (13, 2422540), (20, 1574651), (26, 1211270), (52, 605635), (59, 533780), (65, 484508), (118, 266890), (130, 242254), (236, 133445), (260, 121127), (295, 106756), (590, 53378), (767, 41060), (1180, 26689), (1534, 20530), (2053, 15340), (3068, 10265), (3835, 8212), (4106, 7670)]