21932840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28859}}^1$

素因数の和:28889

約数の個数: 32

約数和(自身を含む): 51948000

約数和(自身を除く): 30015160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 28859, 57718, 115436, 144295, 230872, 288590, 548321, 577180, 1096642, 1154360, 2193284, 2741605, 4386568, 5483210, 10966420, 21932840]

約数ペア:

[(1, 21932840), (2, 10966420), (4, 5483210), (5, 4386568), (8, 2741605), (10, 2193284), (19, 1154360), (20, 1096642), (38, 577180), (40, 548321), (76, 288590), (95, 230872), (152, 144295), (190, 115436), (380, 57718), (760, 28859)]