202338460

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{64439}}^1$

素因数の和:64605

約数の個数: 24

約数和(自身を含む): 427623840

約数和(自身を除く): 225285380

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 64439, 128878, 257756, 322195, 644390, 1288780, 10116923, 20233846, 40467692, 50584615, 101169230, 202338460]

約数ペア:

[(1, 202338460), (2, 101169230), (4, 50584615), (5, 40467692), (10, 20233846), (20, 10116923), (157, 1288780), (314, 644390), (628, 322195), (785, 257756), (1570, 128878), (3140, 64439)]