26806960

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{857}}^1$

素因数の和:910

約数の個数: 80

約数和(自身を含む): 68942016

約数和(自身を除く): 42135056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 857, 920, 1360, 1564, 1714, 1840, 1955, 3128, 3428, 3910, 4285, 6256, 6856, 7820, 8570, 13712, 14569, 15640, 17140, 19711, 29138, 31280, 34280, 39422, 58276, 68560, 72845, 78844, 98555, 116552, 145690, 157688, 197110, 233104, 291380, 315376, 335087, 394220, 582760, 670174, 788440, 1165520, 1340348, 1576880, 1675435, 2680696, 3350870, 5361392, 6701740, 13403480, 26806960]

約数ペア:

[(1, 26806960), (2, 13403480), (4, 6701740), (5, 5361392), (8, 3350870), (10, 2680696), (16, 1675435), (17, 1576880), (20, 1340348), (23, 1165520), (34, 788440), (40, 670174), (46, 582760), (68, 394220), (80, 335087), (85, 315376), (92, 291380), (115, 233104), (136, 197110), (170, 157688), (184, 145690), (230, 116552), (272, 98555), (340, 78844), (368, 72845), (391, 68560), (460, 58276), (680, 39422), (782, 34280), (857, 31280), (920, 29138), (1360, 19711), (1564, 17140), (1714, 15640), (1840, 14569), (1955, 13712), (3128, 8570), (3428, 7820), (3910, 6856), (4285, 6256)]