16206920

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{967}}^1$

素因数の和:1397

約数の個数: 32

約数和(自身を含む): 36590400

約数和(自身を除く): 20383480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 967, 1676, 1934, 2095, 3352, 3868, 4190, 4835, 7736, 8380, 9670, 16760, 19340, 38680, 405173, 810346, 1620692, 2025865, 3241384, 4051730, 8103460, 16206920]

約数ペア:

[(1, 16206920), (2, 8103460), (4, 4051730), (5, 3241384), (8, 2025865), (10, 1620692), (20, 810346), (40, 405173), (419, 38680), (838, 19340), (967, 16760), (1676, 9670), (1934, 8380), (2095, 7736), (3352, 4835), (3868, 4190)]