16758340

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:348

約数の個数: 48

約数和(自身を含む): 36578304

約数和(自身を除く): 19819964

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 107, 164, 191, 205, 214, 382, 410, 428, 535, 764, 820, 955, 1070, 1910, 2140, 3820, 4387, 7831, 8774, 15662, 17548, 20437, 21935, 31324, 39155, 40874, 43870, 78310, 81748, 87740, 102185, 156620, 204370, 408740, 837917, 1675834, 3351668, 4189585, 8379170, 16758340]

約数ペア:

[(1, 16758340), (2, 8379170), (4, 4189585), (5, 3351668), (10, 1675834), (20, 837917), (41, 408740), (82, 204370), (107, 156620), (164, 102185), (191, 87740), (205, 81748), (214, 78310), (382, 43870), (410, 40874), (428, 39155), (535, 31324), (764, 21935), (820, 20437), (955, 17548), (1070, 15662), (1910, 8774), (2140, 7831), (3820, 4387)]