4649840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 12374208

約数和(自身を除く): 7724368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 263, 272, 340, 442, 520, 526, 680, 884, 1040, 1052, 1105, 1315, 1360, 1768, 2104, 2210, 2630, 3419, 3536, 4208, 4420, 4471, 5260, 6838, 8840, 8942, 10520, 13676, 17095, 17680, 17884, 21040, 22355, 27352, 34190, 35768, 44710, 54704, 58123, 68380, 71536, 89420, 116246, 136760, 178840, 232492, 273520, 290615, 357680, 464984, 581230, 929968, 1162460, 2324920, 4649840]

約数ペア:

[(1, 4649840), (2, 2324920), (4, 1162460), (5, 929968), (8, 581230), (10, 464984), (13, 357680), (16, 290615), (17, 273520), (20, 232492), (26, 178840), (34, 136760), (40, 116246), (52, 89420), (65, 71536), (68, 68380), (80, 58123), (85, 54704), (104, 44710), (130, 35768), (136, 34190), (170, 27352), (208, 22355), (221, 21040), (260, 17884), (263, 17680), (272, 17095), (340, 13676), (442, 10520), (520, 8942), (526, 8840), (680, 6838), (884, 5260), (1040, 4471), (1052, 4420), (1105, 4208), (1315, 3536), (1360, 3419), (1768, 2630), (2104, 2210)]