1136680

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 2588040

約数和(自身を除く): 1451360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 181, 314, 362, 628, 724, 785, 905, 1256, 1448, 1570, 1810, 3140, 3620, 6280, 7240, 28417, 56834, 113668, 142085, 227336, 284170, 568340, 1136680]

約数ペア:

[(1, 1136680), (2, 568340), (4, 284170), (5, 227336), (8, 142085), (10, 113668), (20, 56834), (40, 28417), (157, 7240), (181, 6280), (314, 3620), (362, 3140), (628, 1810), (724, 1570), (785, 1448), (905, 1256)]