12975560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{24953}}^1$

素因数の和:24977

約数の個数: 32

約数和(自身を含む): 31442040

約数和(自身を除く): 18466480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 24953, 49906, 99812, 124765, 199624, 249530, 324389, 499060, 648778, 998120, 1297556, 1621945, 2595112, 3243890, 6487780, 12975560]

約数ペア:

[(1, 12975560), (2, 6487780), (4, 3243890), (5, 2595112), (8, 1621945), (10, 1297556), (13, 998120), (20, 648778), (26, 499060), (40, 324389), (52, 249530), (65, 199624), (104, 124765), (130, 99812), (260, 49906), (520, 24953)]