266197420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{4447}}^1$

素因数の和:4570

約数の個数: 48

約数和(自身を含む): 580624128

約数和(自身を除く): 314426708

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 730, 820, 1460, 2993, 4447, 5986, 8894, 11972, 14965, 17788, 22235, 29930, 44470, 59860, 88940, 182327, 324631, 364654, 649262, 729308, 911635, 1298524, 1623155, 1823270, 3246310, 3646540, 6492620, 13309871, 26619742, 53239484, 66549355, 133098710, 266197420]

約数ペア:

[(1, 266197420), (2, 133098710), (4, 66549355), (5, 53239484), (10, 26619742), (20, 13309871), (41, 6492620), (73, 3646540), (82, 3246310), (146, 1823270), (164, 1623155), (205, 1298524), (292, 911635), (365, 729308), (410, 649262), (730, 364654), (820, 324631), (1460, 182327), (2993, 88940), (4447, 59860), (5986, 44470), (8894, 29930), (11972, 22235), (14965, 17788)]