30545240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{6311}}^1$

素因数の和:6344

約数の個数: 48

約数和(自身を含む): 75554640

約数和(自身を除く): 45009400

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, 4840, 6311, 12622, 25244, 31555, 50488, 63110, 69421, 126220, 138842, 252440, 277684, 347105, 555368, 694210, 763631, 1388420, 1527262, 2776840, 3054524, 3818155, 6109048, 7636310, 15272620, 30545240]

約数ペア:

[(1, 30545240), (2, 15272620), (4, 7636310), (5, 6109048), (8, 3818155), (10, 3054524), (11, 2776840), (20, 1527262), (22, 1388420), (40, 763631), (44, 694210), (55, 555368), (88, 347105), (110, 277684), (121, 252440), (220, 138842), (242, 126220), (440, 69421), (484, 63110), (605, 50488), (968, 31555), (1210, 25244), (2420, 12622), (4840, 6311)]