491135330

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{43579}}^1$

素因数の和:43623

約数の個数: 48

約数和(自身を含む): 1073113920

約数和(自身を除く): 581978590

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 49, 70, 98, 115, 161, 230, 245, 322, 490, 805, 1127, 1610, 2254, 5635, 11270, 43579, 87158, 217895, 305053, 435790, 610106, 1002317, 1525265, 2004634, 2135371, 3050530, 4270742, 5011585, 7016219, 10023170, 10676855, 14032438, 21353710, 35081095, 49113533, 70162190, 98227066, 245567665, 491135330]

約数ペア:

[(1, 491135330), (2, 245567665), (5, 98227066), (7, 70162190), (10, 49113533), (14, 35081095), (23, 21353710), (35, 14032438), (46, 10676855), (49, 10023170), (70, 7016219), (98, 5011585), (115, 4270742), (161, 3050530), (230, 2135371), (245, 2004634), (322, 1525265), (490, 1002317), (805, 610106), (1127, 435790), (1610, 305053), (2254, 217895), (5635, 87158), (11270, 43579)]