201315440

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{13903}}^1$

素因数の和:14097

約数の個数: 40

約数和(自身を含む): 470678208

約数和(自身を除く): 269362768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 13903, 14480, 27806, 55612, 69515, 111224, 139030, 222448, 278060, 556120, 1112240, 2516443, 5032886, 10065772, 12582215, 20131544, 25164430, 40263088, 50328860, 100657720, 201315440]

約数ペア:

[(1, 201315440), (2, 100657720), (4, 50328860), (5, 40263088), (8, 25164430), (10, 20131544), (16, 12582215), (20, 10065772), (40, 5032886), (80, 2516443), (181, 1112240), (362, 556120), (724, 278060), (905, 222448), (1448, 139030), (1810, 111224), (2896, 69515), (3620, 55612), (7240, 27806), (13903, 14480)]