20415060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113417}}^1$

素因数の和:113432

約数の個数: 36

約数和(自身を含む): 61926228

約数和(自身を除く): 41511168

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113417, 226834, 340251, 453668, 567085, 680502, 1020753, 1134170, 1361004, 1701255, 2041506, 2268340, 3402510, 4083012, 5103765, 6805020, 10207530, 20415060]

約数ペア:

[(1, 20415060), (2, 10207530), (3, 6805020), (4, 5103765), (5, 4083012), (6, 3402510), (9, 2268340), (10, 2041506), (12, 1701255), (15, 1361004), (18, 1134170), (20, 1020753), (30, 680502), (36, 567085), (45, 453668), (60, 340251), (90, 226834), (180, 113417)]