285433940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{11903}}^1$

素因数の和:12032

約数の個数: 48

約数和(自身を含む): 659957760

約数和(自身を除く): 374523820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 109, 110, 218, 220, 436, 545, 1090, 1199, 2180, 2398, 4796, 5995, 11903, 11990, 23806, 23980, 47612, 59515, 119030, 130933, 238060, 261866, 523732, 654665, 1297427, 1309330, 2594854, 2618660, 5189708, 6487135, 12974270, 14271697, 25948540, 28543394, 57086788, 71358485, 142716970, 285433940]

約数ペア:

[(1, 285433940), (2, 142716970), (4, 71358485), (5, 57086788), (10, 28543394), (11, 25948540), (20, 14271697), (22, 12974270), (44, 6487135), (55, 5189708), (109, 2618660), (110, 2594854), (218, 1309330), (220, 1297427), (436, 654665), (545, 523732), (1090, 261866), (1199, 238060), (2180, 130933), (2398, 119030), (4796, 59515), (5995, 47612), (11903, 23980), (11990, 23806)]