12271400

素因数分解:

$2^3\times 5^2\times {\mathrm{61357}}^1$

素因数の和:61373

約数の個数: 24

約数和(自身を含む): 28531470

約数和(自身を除く): 16260070

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 61357, 122714, 245428, 306785, 490856, 613570, 1227140, 1533925, 2454280, 3067850, 6135700, 12271400]

約数ペア:

[(1, 12271400), (2, 6135700), (4, 3067850), (5, 2454280), (8, 1533925), (10, 1227140), (20, 613570), (25, 490856), (40, 306785), (50, 245428), (100, 122714), (200, 61357)]