42126980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2297}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 101920896

約数和(自身を除く): 59793916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 131, 140, 262, 524, 655, 917, 1310, 1834, 2297, 2620, 3668, 4585, 4594, 9170, 9188, 11485, 16079, 18340, 22970, 32158, 45940, 64316, 80395, 160790, 300907, 321580, 601814, 1203628, 1504535, 2106349, 3009070, 4212698, 6018140, 8425396, 10531745, 21063490, 42126980]

約数ペア:

[(1, 42126980), (2, 21063490), (4, 10531745), (5, 8425396), (7, 6018140), (10, 4212698), (14, 3009070), (20, 2106349), (28, 1504535), (35, 1203628), (70, 601814), (131, 321580), (140, 300907), (262, 160790), (524, 80395), (655, 64316), (917, 45940), (1310, 32158), (1834, 22970), (2297, 18340), (2620, 16079), (3668, 11485), (4585, 9188), (4594, 9170)]