12668889680

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{884699}}^1$

素因数の和:884891

約数の個数: 40

約数和(自身を含む): 29619756000

約数和(自身を除く): 16950866320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 1432, 1790, 2864, 3580, 7160, 14320, 884699, 1769398, 3538796, 4423495, 7077592, 8846990, 14155184, 17693980, 35387960, 70775920, 158361121, 316722242, 633444484, 791805605, 1266888968, 1583611210, 2533777936, 3167222420, 6334444840, 12668889680]

約数ペア:

[(1, 12668889680), (2, 6334444840), (4, 3167222420), (5, 2533777936), (8, 1583611210), (10, 1266888968), (16, 791805605), (20, 633444484), (40, 316722242), (80, 158361121), (179, 70775920), (358, 35387960), (716, 17693980), (895, 14155184), (1432, 8846990), (1790, 7077592), (2864, 4423495), (3580, 3538796), (7160, 1769398), (14320, 884699)]