13213360

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8693}}^1$

素因数の和:8725

約数の個数: 40

約数和(自身を含む): 32341680

約数和(自身を除く): 19128320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8693, 17386, 34772, 43465, 69544, 86930, 139088, 165167, 173860, 330334, 347720, 660668, 695440, 825835, 1321336, 1651670, 2642672, 3303340, 6606680, 13213360]

約数ペア:

[(1, 13213360), (2, 6606680), (4, 3303340), (5, 2642672), (8, 1651670), (10, 1321336), (16, 825835), (19, 695440), (20, 660668), (38, 347720), (40, 330334), (76, 173860), (80, 165167), (95, 139088), (152, 86930), (190, 69544), (304, 43465), (380, 34772), (760, 17386), (1520, 8693)]