2180048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 40

約数和(自身を含む): 4666368

約数和(自身を除く): 2486320

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 223, 376, 446, 611, 752, 892, 1222, 1784, 2444, 2899, 3568, 4888, 5798, 9776, 10481, 11596, 20962, 23192, 41924, 46384, 83848, 136253, 167696, 272506, 545012, 1090024, 2180048]

約数ペア:

[(1, 2180048), (2, 1090024), (4, 545012), (8, 272506), (13, 167696), (16, 136253), (26, 83848), (47, 46384), (52, 41924), (94, 23192), (104, 20962), (188, 11596), (208, 10481), (223, 9776), (376, 5798), (446, 4888), (611, 3568), (752, 2899), (892, 2444), (1222, 1784)]