12265960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{617}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 32037120

約数和(自身を除く): 19771160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 617, 710, 994, 1234, 1420, 1988, 2468, 2485, 2840, 3085, 3976, 4319, 4936, 4970, 6170, 8638, 9940, 12340, 17276, 19880, 21595, 24680, 34552, 43190, 43807, 86380, 87614, 172760, 175228, 219035, 306649, 350456, 438070, 613298, 876140, 1226596, 1533245, 1752280, 2453192, 3066490, 6132980, 12265960]

約数ペア:

[(1, 12265960), (2, 6132980), (4, 3066490), (5, 2453192), (7, 1752280), (8, 1533245), (10, 1226596), (14, 876140), (20, 613298), (28, 438070), (35, 350456), (40, 306649), (56, 219035), (70, 175228), (71, 172760), (140, 87614), (142, 86380), (280, 43807), (284, 43190), (355, 34552), (497, 24680), (568, 21595), (617, 19880), (710, 17276), (994, 12340), (1234, 9940), (1420, 8638), (1988, 6170), (2468, 4970), (2485, 4936), (2840, 4319), (3085, 3976)]