27887420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{126761}}^1$

素因数の和:126781

約数の個数: 24

約数和(自身を含む): 63888048

約数和(自身を除く): 36000628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 126761, 253522, 507044, 633805, 1267610, 1394371, 2535220, 2788742, 5577484, 6971855, 13943710, 27887420]

約数ペア:

[(1, 27887420), (2, 13943710), (4, 6971855), (5, 5577484), (10, 2788742), (11, 2535220), (20, 1394371), (22, 1267610), (44, 633805), (55, 507044), (110, 253522), (220, 126761)]