348186680

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{164239}}^1$

素因数の和:164303

約数の個数: 32

約数和(自身を含む): 798206400

約数和(自身を除く): 450019720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 164239, 328478, 656956, 821195, 1313912, 1642390, 3284780, 6569560, 8704667, 17409334, 34818668, 43523335, 69637336, 87046670, 174093340, 348186680]

約数ペア:

[(1, 348186680), (2, 174093340), (4, 87046670), (5, 69637336), (8, 43523335), (10, 34818668), (20, 17409334), (40, 8704667), (53, 6569560), (106, 3284780), (212, 1642390), (265, 1313912), (424, 821195), (530, 656956), (1060, 328478), (2120, 164239)]