1401790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:324

約数の個数: 32

約数和(自身を含む): 2794176

約数和(自身を除く): 1392386

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 263, 410, 526, 533, 1066, 1315, 2630, 2665, 3419, 5330, 6838, 10783, 17095, 21566, 34190, 53915, 107830, 140179, 280358, 700895, 1401790]

約数ペア:

[(1, 1401790), (2, 700895), (5, 280358), (10, 140179), (13, 107830), (26, 53915), (41, 34190), (65, 21566), (82, 17095), (130, 10783), (205, 6838), (263, 5330), (410, 3419), (526, 2665), (533, 2630), (1066, 1315)]