2191640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:332

約数の個数: 64

約数和(自身を含む): 5715360

約数和(自身を除く): 3523720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 293, 340, 374, 440, 586, 680, 748, 935, 1172, 1465, 1496, 1870, 2344, 2930, 3223, 3740, 4981, 5860, 6446, 7480, 9962, 11720, 12892, 16115, 19924, 24905, 25784, 32230, 39848, 49810, 54791, 64460, 99620, 109582, 128920, 199240, 219164, 273955, 438328, 547910, 1095820, 2191640]

約数ペア:

[(1, 2191640), (2, 1095820), (4, 547910), (5, 438328), (8, 273955), (10, 219164), (11, 199240), (17, 128920), (20, 109582), (22, 99620), (34, 64460), (40, 54791), (44, 49810), (55, 39848), (68, 32230), (85, 25784), (88, 24905), (110, 19924), (136, 16115), (170, 12892), (187, 11720), (220, 9962), (293, 7480), (340, 6446), (374, 5860), (440, 4981), (586, 3740), (680, 3223), (748, 2930), (935, 2344), (1172, 1870), (1465, 1496)]