201878980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{234743}}^1$

素因数の和:234795

約数の個数: 24

約数和(自身を含む): 433806912

約数和(自身を除く): 231927932

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 234743, 469486, 938972, 1173715, 2347430, 4694860, 10093949, 20187898, 40375796, 50469745, 100939490, 201878980]

約数ペア:

[(1, 201878980), (2, 100939490), (4, 50469745), (5, 40375796), (10, 20187898), (20, 10093949), (43, 4694860), (86, 2347430), (172, 1173715), (215, 938972), (430, 469486), (860, 234743)]