201512120

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{69011}}^1$

素因数の和:69095

約数の個数: 32

約数和(自身を含む): 459619920

約数和(自身を除く): 258107800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 69011, 138022, 276044, 345055, 552088, 690110, 1380220, 2760440, 5037803, 10075606, 20151212, 25189015, 40302424, 50378030, 100756060, 201512120]

約数ペア:

[(1, 201512120), (2, 100756060), (4, 50378030), (5, 40302424), (8, 25189015), (10, 20151212), (20, 10075606), (40, 5037803), (73, 2760440), (146, 1380220), (292, 690110), (365, 552088), (584, 345055), (730, 276044), (1460, 138022), (2920, 69011)]