203048380

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{100519}}^1$

素因数の和:100629

約数の個数: 24

約数和(自身を含む): 430627680

約数和(自身を除く): 227579300

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 100519, 201038, 402076, 502595, 1005190, 2010380, 10152419, 20304838, 40609676, 50762095, 101524190, 203048380]

約数ペア:

[(1, 203048380), (2, 101524190), (4, 50762095), (5, 40609676), (10, 20304838), (20, 10152419), (101, 2010380), (202, 1005190), (404, 502595), (505, 402076), (1010, 201038), (2020, 100519)]