13303280

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{929}}^1$

素因数の和:1121

約数の個数: 40

約数和(自身を含む): 31136400

約数和(自身を除く): 17833120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 895, 929, 1432, 1790, 1858, 2864, 3580, 3716, 4645, 7160, 7432, 9290, 14320, 14864, 18580, 37160, 74320, 166291, 332582, 665164, 831455, 1330328, 1662910, 2660656, 3325820, 6651640, 13303280]

約数ペア:

[(1, 13303280), (2, 6651640), (4, 3325820), (5, 2660656), (8, 1662910), (10, 1330328), (16, 831455), (20, 665164), (40, 332582), (80, 166291), (179, 74320), (358, 37160), (716, 18580), (895, 14864), (929, 14320), (1432, 9290), (1790, 7432), (1858, 7160), (2864, 4645), (3580, 3716)]