20630060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1187}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 27270100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1187, 1580, 1738, 2374, 3476, 4345, 4748, 5935, 8690, 11870, 13057, 17380, 23740, 26114, 52228, 65285, 93773, 130570, 187546, 261140, 375092, 468865, 937730, 1031503, 1875460, 2063006, 4126012, 5157515, 10315030, 20630060]

約数ペア:

[(1, 20630060), (2, 10315030), (4, 5157515), (5, 4126012), (10, 2063006), (11, 1875460), (20, 1031503), (22, 937730), (44, 468865), (55, 375092), (79, 261140), (110, 187546), (158, 130570), (220, 93773), (316, 65285), (395, 52228), (790, 26114), (869, 23740), (1187, 17380), (1580, 13057), (1738, 11870), (2374, 8690), (3476, 5935), (4345, 4748)]