13798840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2851}}^1$

素因数の和:2884

約数の個数: 48

約数和(自身を含む): 34138440

約数和(自身を除く): 20339600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 2851, 4840, 5702, 11404, 14255, 22808, 28510, 31361, 57020, 62722, 114040, 125444, 156805, 250888, 313610, 344971, 627220, 689942, 1254440, 1379884, 1724855, 2759768, 3449710, 6899420, 13798840]

約数ペア:

[(1, 13798840), (2, 6899420), (4, 3449710), (5, 2759768), (8, 1724855), (10, 1379884), (11, 1254440), (20, 689942), (22, 627220), (40, 344971), (44, 313610), (55, 250888), (88, 156805), (110, 125444), (121, 114040), (220, 62722), (242, 57020), (440, 31361), (484, 28510), (605, 22808), (968, 14255), (1210, 11404), (2420, 5702), (2851, 4840)]