52689940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{239}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 113379840

約数和(自身を除く): 60689900

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 151, 239, 292, 302, 365, 478, 604, 730, 755, 956, 1195, 1460, 1510, 2390, 3020, 4780, 11023, 17447, 22046, 34894, 36089, 44092, 55115, 69788, 72178, 87235, 110230, 144356, 174470, 180445, 220460, 348940, 360890, 721780, 2634497, 5268994, 10537988, 13172485, 26344970, 52689940]

約数ペア:

[(1, 52689940), (2, 26344970), (4, 13172485), (5, 10537988), (10, 5268994), (20, 2634497), (73, 721780), (146, 360890), (151, 348940), (239, 220460), (292, 180445), (302, 174470), (365, 144356), (478, 110230), (604, 87235), (730, 72178), (755, 69788), (956, 55115), (1195, 44092), (1460, 36089), (1510, 34894), (2390, 22046), (3020, 17447), (4780, 11023)]