213560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 507600

約数和(自身を除く): 294040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 281, 380, 562, 760, 1124, 1405, 2248, 2810, 5339, 5620, 10678, 11240, 21356, 26695, 42712, 53390, 106780, 213560]

約数ペア:

[(1, 213560), (2, 106780), (4, 53390), (5, 42712), (8, 26695), (10, 21356), (19, 11240), (20, 10678), (38, 5620), (40, 5339), (76, 2810), (95, 2248), (152, 1405), (190, 1124), (281, 760), (380, 562)]