13217389240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{297421}}^1$

素因数の和:297544

約数の個数: 64

約数和(自身を含む): 32764007520

約数和(自身を除く): 19546618280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 808, 1010, 1111, 2020, 2222, 4040, 4444, 5555, 8888, 11110, 22220, 44440, 297421, 594842, 1189684, 1487105, 2379368, 2974210, 3271631, 5948420, 6543262, 11896840, 13086524, 16358155, 26173048, 30039521, 32716310, 60079042, 65432620, 120158084, 130865240, 150197605, 240316168, 300395210, 330434731, 600790420, 660869462, 1201580840, 1321738924, 1652173655, 2643477848, 3304347310, 6608694620, 13217389240]

約数ペア:

[(1, 13217389240), (2, 6608694620), (4, 3304347310), (5, 2643477848), (8, 1652173655), (10, 1321738924), (11, 1201580840), (20, 660869462), (22, 600790420), (40, 330434731), (44, 300395210), (55, 240316168), (88, 150197605), (101, 130865240), (110, 120158084), (202, 65432620), (220, 60079042), (404, 32716310), (440, 30039521), (505, 26173048), (808, 16358155), (1010, 13086524), (1111, 11896840), (2020, 6543262), (2222, 5948420), (4040, 3271631), (4444, 2974210), (5555, 2379368), (8888, 1487105), (11110, 1189684), (22220, 594842), (44440, 297421)]