13647320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17957}}^1$

素因数の和:17987

約数の個数: 32

約数和(自身を含む): 32324400

約数和(自身を除く): 18677080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 17957, 35914, 71828, 89785, 143656, 179570, 341183, 359140, 682366, 718280, 1364732, 1705915, 2729464, 3411830, 6823660, 13647320]

約数ペア:

[(1, 13647320), (2, 6823660), (4, 3411830), (5, 2729464), (8, 1705915), (10, 1364732), (19, 718280), (20, 682366), (38, 359140), (40, 341183), (76, 179570), (95, 143656), (152, 89785), (190, 71828), (380, 35914), (760, 17957)]