15697540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 34292160

約数和(自身を除く): 18594620

約数列:

[1, 2, 4, 5, 10, 20, 53, 59, 106, 118, 212, 236, 251, 265, 295, 502, 530, 590, 1004, 1060, 1180, 1255, 2510, 3127, 5020, 6254, 12508, 13303, 14809, 15635, 26606, 29618, 31270, 53212, 59236, 62540, 66515, 74045, 133030, 148090, 266060, 296180, 784877, 1569754, 3139508, 3924385, 7848770, 15697540]

約数ペア:

[(1, 15697540), (2, 7848770), (4, 3924385), (5, 3139508), (10, 1569754), (20, 784877), (53, 296180), (59, 266060), (106, 148090), (118, 133030), (212, 74045), (236, 66515), (251, 62540), (265, 59236), (295, 53212), (502, 31270), (530, 29618), (590, 26606), (1004, 15635), (1060, 14809), (1180, 13303), (1255, 12508), (2510, 6254), (3127, 5020)]