18296080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1223}}^1$

素因数の和:1264

約数の個数: 80

約数和(自身を含む): 49175424

約数和(自身を除く): 30879344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1223, 1360, 1496, 1870, 2446, 2992, 3740, 4892, 6115, 7480, 9784, 12230, 13453, 14960, 19568, 20791, 24460, 26906, 41582, 48920, 53812, 67265, 83164, 97840, 103955, 107624, 134530, 166328, 207910, 215248, 228701, 269060, 332656, 415820, 457402, 538120, 831640, 914804, 1076240, 1143505, 1663280, 1829608, 2287010, 3659216, 4574020, 9148040, 18296080]

約数ペア:

[(1, 18296080), (2, 9148040), (4, 4574020), (5, 3659216), (8, 2287010), (10, 1829608), (11, 1663280), (16, 1143505), (17, 1076240), (20, 914804), (22, 831640), (34, 538120), (40, 457402), (44, 415820), (55, 332656), (68, 269060), (80, 228701), (85, 215248), (88, 207910), (110, 166328), (136, 134530), (170, 107624), (176, 103955), (187, 97840), (220, 83164), (272, 67265), (340, 53812), (374, 48920), (440, 41582), (680, 26906), (748, 24460), (880, 20791), (935, 19568), (1223, 14960), (1360, 13453), (1496, 12230), (1870, 9784), (2446, 7480), (2992, 6115), (3740, 4892)]