23305220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 50824368

約数和(自身を除く): 27519148

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 293, 388, 410, 485, 586, 820, 970, 1172, 1465, 1940, 2930, 3977, 5860, 7954, 12013, 15908, 19885, 24026, 28421, 39770, 48052, 56842, 60065, 79540, 113684, 120130, 142105, 240260, 284210, 568420, 1165261, 2330522, 4661044, 5826305, 11652610, 23305220]

約数ペア:

[(1, 23305220), (2, 11652610), (4, 5826305), (5, 4661044), (10, 2330522), (20, 1165261), (41, 568420), (82, 284210), (97, 240260), (164, 142105), (194, 120130), (205, 113684), (293, 79540), (388, 60065), (410, 56842), (485, 48052), (586, 39770), (820, 28421), (970, 24026), (1172, 19885), (1465, 15908), (1940, 12013), (2930, 7954), (3977, 5860)]