28154770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21169}}^1$

素因数の和:21202

約数の個数: 32

約数和(自身を含む): 60969600

約数和(自身を除く): 32814830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 21169, 42338, 105845, 148183, 211690, 296366, 402211, 740915, 804422, 1481830, 2011055, 2815477, 4022110, 5630954, 14077385, 28154770]

約数ペア:

[(1, 28154770), (2, 14077385), (5, 5630954), (7, 4022110), (10, 2815477), (14, 2011055), (19, 1481830), (35, 804422), (38, 740915), (70, 402211), (95, 296366), (133, 211690), (190, 148183), (266, 105845), (665, 42338), (1330, 21169)]