389035240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{884171}}^1$

素因数の和:884193

約数の個数: 32

約数和(自身を含む): 954905760

約数和(自身を除く): 565870520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 884171, 1768342, 3536684, 4420855, 7073368, 8841710, 9725881, 17683420, 19451762, 35366840, 38903524, 48629405, 77807048, 97258810, 194517620, 389035240]

約数ペア:

[(1, 389035240), (2, 194517620), (4, 97258810), (5, 77807048), (8, 48629405), (10, 38903524), (11, 35366840), (20, 19451762), (22, 17683420), (40, 9725881), (44, 8841710), (55, 7073368), (88, 4420855), (110, 3536684), (220, 1768342), (440, 884171)]