38788870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1063}}^1$

素因数の和:1200

約数の個数: 32

約数和(自身を含む): 72394560

約数和(自身を除く): 33605690

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 1063, 2126, 3649, 5315, 7298, 10630, 18245, 36490, 43583, 87166, 94607, 189214, 217915, 435830, 473035, 946070, 3878887, 7757774, 19394435, 38788870]

約数ペア:

[(1, 38788870), (2, 19394435), (5, 7757774), (10, 3878887), (41, 946070), (82, 473035), (89, 435830), (178, 217915), (205, 189214), (410, 94607), (445, 87166), (890, 43583), (1063, 36490), (2126, 18245), (3649, 10630), (5315, 7298)]