20383380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37747}}^1$

素因数の和:37765

約数の個数: 48

約数和(自身を含む): 63416640

約数和(自身を除く): 43033260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37747, 75494, 113241, 150988, 188735, 226482, 339723, 377470, 452964, 566205, 679446, 754940, 1019169, 1132410, 1358892, 1698615, 2038338, 2264820, 3397230, 4076676, 5095845, 6794460, 10191690, 20383380]

約数ペア:

[(1, 20383380), (2, 10191690), (3, 6794460), (4, 5095845), (5, 4076676), (6, 3397230), (9, 2264820), (10, 2038338), (12, 1698615), (15, 1358892), (18, 1132410), (20, 1019169), (27, 754940), (30, 679446), (36, 566205), (45, 452964), (54, 377470), (60, 339723), (90, 226482), (108, 188735), (135, 150988), (180, 113241), (270, 75494), (540, 37747)]