431133940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{66739}}^1$

素因数の和:66784

約数の個数: 48

約数和(自身を含む): 1009108800

約数和(自身を除く): 577974860

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 66739, 133478, 266956, 333695, 667390, 1134563, 1268041, 1334780, 2269126, 2536082, 4538252, 5072164, 5672815, 6340205, 11345630, 12680410, 21556697, 22691260, 25360820, 43113394, 86226788, 107783485, 215566970, 431133940]

約数ペア:

[(1, 431133940), (2, 215566970), (4, 107783485), (5, 86226788), (10, 43113394), (17, 25360820), (19, 22691260), (20, 21556697), (34, 12680410), (38, 11345630), (68, 6340205), (76, 5672815), (85, 5072164), (95, 4538252), (170, 2536082), (190, 2269126), (323, 1334780), (340, 1268041), (380, 1134563), (646, 667390), (1292, 333695), (1615, 266956), (3230, 133478), (6460, 66739)]