203052020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{236107}}^1$

素因数の和:236159

約数の個数: 24

約数和(自身を含む): 436327584

約数和(自身を除く): 233275564

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 236107, 472214, 944428, 1180535, 2361070, 4722140, 10152601, 20305202, 40610404, 50763005, 101526010, 203052020]

約数ペア:

[(1, 203052020), (2, 101526010), (4, 50763005), (5, 40610404), (10, 20305202), (20, 10152601), (43, 4722140), (86, 2361070), (172, 1180535), (215, 944428), (430, 472214), (860, 236107)]