15662540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 34836480

約数和(自身を除く): 19173940

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 395, 431, 460, 790, 862, 1580, 1724, 1817, 2155, 3634, 4310, 7268, 8620, 9085, 9913, 18170, 19826, 34049, 36340, 39652, 49565, 68098, 99130, 136196, 170245, 198260, 340490, 680980, 783127, 1566254, 3132508, 3915635, 7831270, 15662540]

約数ペア:

[(1, 15662540), (2, 7831270), (4, 3915635), (5, 3132508), (10, 1566254), (20, 783127), (23, 680980), (46, 340490), (79, 198260), (92, 170245), (115, 136196), (158, 99130), (230, 68098), (316, 49565), (395, 39652), (431, 36340), (460, 34049), (790, 19826), (862, 18170), (1580, 9913), (1724, 9085), (1817, 8620), (2155, 7268), (3634, 4310)]