15680060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 36191232

約数和(自身を除く): 20511172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 263, 271, 526, 542, 1052, 1084, 1315, 1355, 2630, 2710, 2893, 2981, 5260, 5420, 5786, 5962, 11572, 11924, 14465, 14905, 28930, 29810, 57860, 59620, 71273, 142546, 285092, 356365, 712730, 784003, 1425460, 1568006, 3136012, 3920015, 7840030, 15680060]

約数ペア:

[(1, 15680060), (2, 7840030), (4, 3920015), (5, 3136012), (10, 1568006), (11, 1425460), (20, 784003), (22, 712730), (44, 356365), (55, 285092), (110, 142546), (220, 71273), (263, 59620), (271, 57860), (526, 29810), (542, 28930), (1052, 14905), (1084, 14465), (1315, 11924), (1355, 11572), (2630, 5962), (2710, 5786), (2893, 5420), (2981, 5260)]