12797360

素因数分解:

$2^4\times 5^1\times {\mathrm{347}}^1\times {\mathrm{461}}^1$

素因数の和:821

約数の個数: 40

約数和(自身を含む): 29904336

約数和(自身を除く): 17106976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 347, 461, 694, 922, 1388, 1735, 1844, 2305, 2776, 3470, 3688, 4610, 5552, 6940, 7376, 9220, 13880, 18440, 27760, 36880, 159967, 319934, 639868, 799835, 1279736, 1599670, 2559472, 3199340, 6398680, 12797360]

約数ペア:

[(1, 12797360), (2, 6398680), (4, 3199340), (5, 2559472), (8, 1599670), (10, 1279736), (16, 799835), (20, 639868), (40, 319934), (80, 159967), (347, 36880), (461, 27760), (694, 18440), (922, 13880), (1388, 9220), (1735, 7376), (1844, 6940), (2305, 5552), (2776, 4610), (3470, 3688)]