7180280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2459}}^1$

素因数の和:2543

約数の個数: 32

約数和(自身を含む): 16383600

約数和(自身を除く): 9203320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2459, 2920, 4918, 9836, 12295, 19672, 24590, 49180, 98360, 179507, 359014, 718028, 897535, 1436056, 1795070, 3590140, 7180280]

約数ペア:

[(1, 7180280), (2, 3590140), (4, 1795070), (5, 1436056), (8, 897535), (10, 718028), (20, 359014), (40, 179507), (73, 98360), (146, 49180), (292, 24590), (365, 19672), (584, 12295), (730, 9836), (1460, 4918), (2459, 2920)]