11977480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 28823040

約数和(自身を除く): 16845560

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 230, 235, 277, 376, 460, 470, 554, 920, 940, 1081, 1108, 1385, 1880, 2162, 2216, 2770, 4324, 5405, 5540, 6371, 8648, 10810, 11080, 12742, 13019, 21620, 25484, 26038, 31855, 43240, 50968, 52076, 63710, 65095, 104152, 127420, 130190, 254840, 260380, 299437, 520760, 598874, 1197748, 1497185, 2395496, 2994370, 5988740, 11977480]

約数ペア:

[(1, 11977480), (2, 5988740), (4, 2994370), (5, 2395496), (8, 1497185), (10, 1197748), (20, 598874), (23, 520760), (40, 299437), (46, 260380), (47, 254840), (92, 130190), (94, 127420), (115, 104152), (184, 65095), (188, 63710), (230, 52076), (235, 50968), (277, 43240), (376, 31855), (460, 26038), (470, 25484), (554, 21620), (920, 13019), (940, 12742), (1081, 11080), (1108, 10810), (1385, 8648), (1880, 6371), (2162, 5540), (2216, 5405), (2770, 4324)]