15954040

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5953}}^1$

素因数の和:6031

約数の個数: 32

約数和(自身を含む): 36438480

約数和(自身を除く): 20484440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 5953, 11906, 23812, 29765, 47624, 59530, 119060, 238120, 398851, 797702, 1595404, 1994255, 3190808, 3988510, 7977020, 15954040]

約数ペア:

[(1, 15954040), (2, 7977020), (4, 3988510), (5, 3190808), (8, 1994255), (10, 1595404), (20, 797702), (40, 398851), (67, 238120), (134, 119060), (268, 59530), (335, 47624), (536, 29765), (670, 23812), (1340, 11906), (2680, 5953)]