220147240

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{11887}}^1$

素因数の和:12361

約数の個数: 32

約数和(自身を含む): 496442880

約数和(自身を除く): 276295640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1852, 2315, 3704, 4630, 9260, 11887, 18520, 23774, 47548, 59435, 95096, 118870, 237740, 475480, 5503681, 11007362, 22014724, 27518405, 44029448, 55036810, 110073620, 220147240]

約数ペア:

[(1, 220147240), (2, 110073620), (4, 55036810), (5, 44029448), (8, 27518405), (10, 22014724), (20, 11007362), (40, 5503681), (463, 475480), (926, 237740), (1852, 118870), (2315, 95096), (3704, 59435), (4630, 47548), (9260, 23774), (11887, 18520)]