1238680

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 2818800

約数和(自身を除く): 1580120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 179, 346, 358, 692, 716, 865, 895, 1384, 1432, 1730, 1790, 3460, 3580, 6920, 7160, 30967, 61934, 123868, 154835, 247736, 309670, 619340, 1238680]

約数ペア:

[(1, 1238680), (2, 619340), (4, 309670), (5, 247736), (8, 154835), (10, 123868), (20, 61934), (40, 30967), (173, 7160), (179, 6920), (346, 3580), (358, 3460), (692, 1790), (716, 1730), (865, 1432), (895, 1384)]