15688660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{727}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 35957376

約数和(自身を除く): 20268716

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 727, 830, 1079, 1454, 1660, 2158, 2908, 3635, 4316, 5395, 7270, 9451, 10790, 14540, 18902, 21580, 37804, 47255, 60341, 94510, 120682, 189020, 241364, 301705, 603410, 784433, 1206820, 1568866, 3137732, 3922165, 7844330, 15688660]

約数ペア:

[(1, 15688660), (2, 7844330), (4, 3922165), (5, 3137732), (10, 1568866), (13, 1206820), (20, 784433), (26, 603410), (52, 301705), (65, 241364), (83, 189020), (130, 120682), (166, 94510), (260, 60341), (332, 47255), (415, 37804), (727, 21580), (830, 18902), (1079, 14540), (1454, 10790), (1660, 9451), (2158, 7270), (2908, 5395), (3635, 4316)]