238872790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{25171}}^1$

素因数の和:25264

約数の個数: 32

約数和(自身を含む): 469407456

約数和(自身を除く): 230534666

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 25171, 50342, 125855, 251710, 327223, 654446, 1636115, 1837483, 3272230, 3674966, 9187415, 18374830, 23887279, 47774558, 119436395, 238872790]

約数ペア:

[(1, 238872790), (2, 119436395), (5, 47774558), (10, 23887279), (13, 18374830), (26, 9187415), (65, 3674966), (73, 3272230), (130, 1837483), (146, 1636115), (365, 654446), (730, 327223), (949, 251710), (1898, 125855), (4745, 50342), (9490, 25171)]