4155140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 10255896

約数和(自身を除く): 6100756

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 101, 110, 121, 170, 187, 202, 220, 242, 340, 374, 404, 484, 505, 605, 748, 935, 1010, 1111, 1210, 1717, 1870, 2020, 2057, 2222, 2420, 3434, 3740, 4114, 4444, 5555, 6868, 8228, 8585, 10285, 11110, 12221, 17170, 18887, 20570, 22220, 24442, 34340, 37774, 41140, 48884, 61105, 75548, 94435, 122210, 188870, 207757, 244420, 377740, 415514, 831028, 1038785, 2077570, 4155140]

約数ペア:

[(1, 4155140), (2, 2077570), (4, 1038785), (5, 831028), (10, 415514), (11, 377740), (17, 244420), (20, 207757), (22, 188870), (34, 122210), (44, 94435), (55, 75548), (68, 61105), (85, 48884), (101, 41140), (110, 37774), (121, 34340), (170, 24442), (187, 22220), (202, 20570), (220, 18887), (242, 17170), (340, 12221), (374, 11110), (404, 10285), (484, 8585), (505, 8228), (605, 6868), (748, 5555), (935, 4444), (1010, 4114), (1111, 3740), (1210, 3434), (1717, 2420), (1870, 2222), (2020, 2057)]