38654340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{644239}}^1$

素因数の和:644251

約数の個数: 24

約数和(自身を含む): 108232320

約数和(自身を除く): 69577980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 644239, 1288478, 1932717, 2576956, 3221195, 3865434, 6442390, 7730868, 9663585, 12884780, 19327170, 38654340]

約数ペア:

[(1, 38654340), (2, 19327170), (3, 12884780), (4, 9663585), (5, 7730868), (6, 6442390), (10, 3865434), (12, 3221195), (15, 2576956), (20, 1932717), (30, 1288478), (60, 644239)]