20049200

素因数分解:

$2^4\times 5^2\times {\mathrm{50123}}^1$

素因数の和:50141

約数の個数: 30

約数和(自身を含む): 48169164

約数和(自身を除く): 28119964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 50123, 100246, 200492, 250615, 400984, 501230, 801968, 1002460, 1253075, 2004920, 2506150, 4009840, 5012300, 10024600, 20049200]

約数ペア:

[(1, 20049200), (2, 10024600), (4, 5012300), (5, 4009840), (8, 2506150), (10, 2004920), (16, 1253075), (20, 1002460), (25, 801968), (40, 501230), (50, 400984), (80, 250615), (100, 200492), (200, 100246), (400, 50123)]