2663980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12109}}^1$

素因数の和:12129

約数の個数: 24

約数和(自身を含む): 6103440

約数和(自身を除く): 3439460

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 12109, 24218, 48436, 60545, 121090, 133199, 242180, 266398, 532796, 665995, 1331990, 2663980]

約数ペア:

[(1, 2663980), (2, 1331990), (4, 665995), (5, 532796), (10, 266398), (11, 242180), (20, 133199), (22, 121090), (44, 60545), (55, 48436), (110, 24218), (220, 12109)]