207841220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{142357}}^1$

素因数の和:142439

約数の個数: 24

約数和(自身を含む): 442448664

約数和(自身を除く): 234607444

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 142357, 284714, 569428, 711785, 1423570, 2847140, 10392061, 20784122, 41568244, 51960305, 103920610, 207841220]

約数ペア:

[(1, 207841220), (2, 103920610), (4, 51960305), (5, 41568244), (10, 20784122), (20, 10392061), (73, 2847140), (146, 1423570), (292, 711785), (365, 569428), (730, 284714), (1460, 142357)]