22047080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 54820800

約数和(自身を除く): 32773720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 563, 712, 890, 979, 1126, 1780, 1958, 2252, 2815, 3560, 3916, 4504, 4895, 5630, 6193, 7832, 9790, 11260, 12386, 19580, 22520, 24772, 30965, 39160, 49544, 50107, 61930, 100214, 123860, 200428, 247720, 250535, 400856, 501070, 551177, 1002140, 1102354, 2004280, 2204708, 2755885, 4409416, 5511770, 11023540, 22047080]

約数ペア:

[(1, 22047080), (2, 11023540), (4, 5511770), (5, 4409416), (8, 2755885), (10, 2204708), (11, 2004280), (20, 1102354), (22, 1002140), (40, 551177), (44, 501070), (55, 400856), (88, 250535), (89, 247720), (110, 200428), (178, 123860), (220, 100214), (356, 61930), (440, 50107), (445, 49544), (563, 39160), (712, 30965), (890, 24772), (979, 22520), (1126, 19580), (1780, 12386), (1958, 11260), (2252, 9790), (2815, 7832), (3560, 6193), (3916, 5630), (4504, 4895)]