16569740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 72

約数和(自身を含む): 39414816

約数和(自身を除く): 22845076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 121, 164, 167, 205, 220, 242, 334, 410, 451, 484, 605, 668, 820, 835, 902, 1210, 1670, 1804, 1837, 2255, 2420, 3340, 3674, 4510, 4961, 6847, 7348, 9020, 9185, 9922, 13694, 18370, 19844, 20207, 24805, 27388, 34235, 36740, 40414, 49610, 68470, 75317, 80828, 99220, 101035, 136940, 150634, 202070, 301268, 376585, 404140, 753170, 828487, 1506340, 1656974, 3313948, 4142435, 8284870, 16569740]

約数ペア:

[(1, 16569740), (2, 8284870), (4, 4142435), (5, 3313948), (10, 1656974), (11, 1506340), (20, 828487), (22, 753170), (41, 404140), (44, 376585), (55, 301268), (82, 202070), (110, 150634), (121, 136940), (164, 101035), (167, 99220), (205, 80828), (220, 75317), (242, 68470), (334, 49610), (410, 40414), (451, 36740), (484, 34235), (605, 27388), (668, 24805), (820, 20207), (835, 19844), (902, 18370), (1210, 13694), (1670, 9922), (1804, 9185), (1837, 9020), (2255, 7348), (2420, 6847), (3340, 4961), (3674, 4510)]