8745440

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4969}}^1$

素因数の和:4995

約数の個数: 48

約数和(自身を含む): 22543920

約数和(自身を除く): 13798480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 4969, 9938, 19876, 24845, 39752, 49690, 54659, 79504, 99380, 109318, 159008, 198760, 218636, 273295, 397520, 437272, 546590, 795040, 874544, 1093180, 1749088, 2186360, 4372720, 8745440]

約数ペア:

[(1, 8745440), (2, 4372720), (4, 2186360), (5, 1749088), (8, 1093180), (10, 874544), (11, 795040), (16, 546590), (20, 437272), (22, 397520), (32, 273295), (40, 218636), (44, 198760), (55, 159008), (80, 109318), (88, 99380), (110, 79504), (160, 54659), (176, 49690), (220, 39752), (352, 24845), (440, 19876), (880, 9938), (1760, 4969)]