40813890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104651}}^1$

素因数の和:104674

約数の個数: 32

約数和(自身を含む): 105489216

約数和(自身を除く): 64675326

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 104651, 209302, 313953, 523255, 627906, 1046510, 1360463, 1569765, 2720926, 3139530, 4081389, 6802315, 8162778, 13604630, 20406945, 40813890]

約数ペア:

[(1, 40813890), (2, 20406945), (3, 13604630), (5, 8162778), (6, 6802315), (10, 4081389), (13, 3139530), (15, 2720926), (26, 1569765), (30, 1360463), (39, 1046510), (65, 627906), (78, 523255), (130, 313953), (195, 209302), (390, 104651)]