12146840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17863}}^1$

素因数の和:17891

約数の個数: 32

約数和(自身を含む): 28939680

約数和(自身を除く): 16792840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 17863, 35726, 71452, 89315, 142904, 178630, 303671, 357260, 607342, 714520, 1214684, 1518355, 2429368, 3036710, 6073420, 12146840]

約数ペア:

[(1, 12146840), (2, 6073420), (4, 3036710), (5, 2429368), (8, 1518355), (10, 1214684), (17, 714520), (20, 607342), (34, 357260), (40, 303671), (68, 178630), (85, 142904), (136, 89315), (170, 71452), (340, 35726), (680, 17863)]