219448490

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{27059}}^1$

素因数の和:27877

約数の個数: 16

約数和(自身を含む): 395508960

約数和(自身を除く): 176060470

約数列:

[1, 2, 5, 10, 811, 1622, 4055, 8110, 27059, 54118, 135295, 270590, 21944849, 43889698, 109724245, 219448490]

約数ペア:

[(1, 219448490), (2, 109724245), (5, 43889698), (10, 21944849), (811, 270590), (1622, 135295), (4055, 54118), (8110, 27059)]