1878667070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{204871}}^1$

素因数の和:205016

約数の個数: 32

約数和(自身を含む): 3894206976

約数和(自身を除く): 2015539906

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 204871, 409742, 1024355, 1434097, 2048710, 2868194, 7170485, 14340970, 26838101, 53676202, 134190505, 187866707, 268381010, 375733414, 939333535, 1878667070]

約数ペア:

[(1, 1878667070), (2, 939333535), (5, 375733414), (7, 268381010), (10, 187866707), (14, 134190505), (35, 53676202), (70, 26838101), (131, 14340970), (262, 7170485), (655, 2868194), (917, 2048710), (1310, 1434097), (1834, 1024355), (4585, 409742), (9170, 204871)]