6866680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 16329600

約数和(自身を除く): 9462920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 79, 82, 106, 158, 164, 205, 212, 265, 316, 328, 395, 410, 424, 530, 632, 790, 820, 1060, 1580, 1640, 2120, 2173, 3160, 3239, 4187, 4346, 6478, 8374, 8692, 10865, 12956, 16195, 16748, 17384, 20935, 21730, 25912, 32390, 33496, 41870, 43460, 64780, 83740, 86920, 129560, 167480, 171667, 343334, 686668, 858335, 1373336, 1716670, 3433340, 6866680]

約数ペア:

[(1, 6866680), (2, 3433340), (4, 1716670), (5, 1373336), (8, 858335), (10, 686668), (20, 343334), (40, 171667), (41, 167480), (53, 129560), (79, 86920), (82, 83740), (106, 64780), (158, 43460), (164, 41870), (205, 33496), (212, 32390), (265, 25912), (316, 21730), (328, 20935), (395, 17384), (410, 16748), (424, 16195), (530, 12956), (632, 10865), (790, 8692), (820, 8374), (1060, 6478), (1580, 4346), (1640, 4187), (2120, 3239), (2173, 3160)]