27839972140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{490313}}^1$

素因数の和:490506

約数の個数: 48

約数和(自身を含む): 62273800512

約数和(自身を除く): 34433828372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 167, 170, 334, 340, 668, 835, 1670, 2839, 3340, 5678, 11356, 14195, 28390, 56780, 490313, 980626, 1961252, 2451565, 4903130, 8335321, 9806260, 16670642, 33341284, 41676605, 81882271, 83353210, 163764542, 166706420, 327529084, 409411355, 818822710, 1391998607, 1637645420, 2783997214, 5567994428, 6959993035, 13919986070, 27839972140]

約数ペア:

[(1, 27839972140), (2, 13919986070), (4, 6959993035), (5, 5567994428), (10, 2783997214), (17, 1637645420), (20, 1391998607), (34, 818822710), (68, 409411355), (85, 327529084), (167, 166706420), (170, 163764542), (334, 83353210), (340, 81882271), (668, 41676605), (835, 33341284), (1670, 16670642), (2839, 9806260), (3340, 8335321), (5678, 4903130), (11356, 2451565), (14195, 1961252), (28390, 980626), (56780, 490313)]