4254280

素因数分解:

$2^3\times 5^1\times {\mathrm{106357}}^1$

素因数の和:106368

約数の個数: 16

約数和(自身を含む): 9572220

約数和(自身を除く): 5317940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 106357, 212714, 425428, 531785, 850856, 1063570, 2127140, 4254280]

約数ペア:

[(1, 4254280), (2, 2127140), (4, 1063570), (5, 850856), (8, 531785), (10, 425428), (20, 212714), (40, 106357)]