1769840

素因数分解:

$2^4\times 5^1\times {\mathrm{22123}}^1$

素因数の和:22136

約数の個数: 20

約数和(自身を含む): 4115064

約数和(自身を除く): 2345224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 22123, 44246, 88492, 110615, 176984, 221230, 353968, 442460, 884920, 1769840]

約数ペア:

[(1, 1769840), (2, 884920), (4, 442460), (5, 353968), (8, 221230), (10, 176984), (16, 110615), (20, 88492), (40, 44246), (80, 22123)]