16691240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{14389}}^1$

素因数の和:14429

約数の個数: 32

約数和(自身を含む): 38853000

約数和(自身を除く): 22161760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 14389, 28778, 57556, 71945, 115112, 143890, 287780, 417281, 575560, 834562, 1669124, 2086405, 3338248, 4172810, 8345620, 16691240]

約数ペア:

[(1, 16691240), (2, 8345620), (4, 4172810), (5, 3338248), (8, 2086405), (10, 1669124), (20, 834562), (29, 575560), (40, 417281), (58, 287780), (116, 143890), (145, 115112), (232, 71945), (290, 57556), (580, 28778), (1160, 14389)]