17831440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{881}}^1$

素因数の和:928

約数の個数: 80

約数和(自身を含む): 47246976

約数和(自身を除く): 29415536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 880, 881, 920, 1012, 1265, 1762, 1840, 2024, 2530, 3524, 4048, 4405, 5060, 7048, 8810, 9691, 10120, 14096, 17620, 19382, 20240, 20263, 35240, 38764, 40526, 48455, 70480, 77528, 81052, 96910, 101315, 155056, 162104, 193820, 202630, 222893, 324208, 387640, 405260, 445786, 775280, 810520, 891572, 1114465, 1621040, 1783144, 2228930, 3566288, 4457860, 8915720, 17831440]

約数ペア:

[(1, 17831440), (2, 8915720), (4, 4457860), (5, 3566288), (8, 2228930), (10, 1783144), (11, 1621040), (16, 1114465), (20, 891572), (22, 810520), (23, 775280), (40, 445786), (44, 405260), (46, 387640), (55, 324208), (80, 222893), (88, 202630), (92, 193820), (110, 162104), (115, 155056), (176, 101315), (184, 96910), (220, 81052), (230, 77528), (253, 70480), (368, 48455), (440, 40526), (460, 38764), (506, 35240), (880, 20263), (881, 20240), (920, 19382), (1012, 17620), (1265, 14096), (1762, 10120), (1840, 9691), (2024, 8810), (2530, 7048), (3524, 5060), (4048, 4405)]