12390620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3313}}^1$

素因数の和:3350

約数の個数: 48

約数和(自身を含む): 30064608

約数和(自身を除く): 17673988

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3313, 3740, 6626, 13252, 16565, 33130, 36443, 56321, 66260, 72886, 112642, 145772, 182215, 225284, 281605, 364430, 563210, 619531, 728860, 1126420, 1239062, 2478124, 3097655, 6195310, 12390620]

約数ペア:

[(1, 12390620), (2, 6195310), (4, 3097655), (5, 2478124), (10, 1239062), (11, 1126420), (17, 728860), (20, 619531), (22, 563210), (34, 364430), (44, 281605), (55, 225284), (68, 182215), (85, 145772), (110, 112642), (170, 72886), (187, 66260), (220, 56321), (340, 36443), (374, 33130), (748, 16565), (935, 13252), (1870, 6626), (3313, 3740)]