3652240

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:727

約数の個数: 40

約数和(自身を含む): 8624448

約数和(自身を除く): 4972208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 643, 710, 1136, 1286, 1420, 2572, 2840, 3215, 5144, 5680, 6430, 10288, 12860, 25720, 45653, 51440, 91306, 182612, 228265, 365224, 456530, 730448, 913060, 1826120, 3652240]

約数ペア:

[(1, 3652240), (2, 1826120), (4, 913060), (5, 730448), (8, 456530), (10, 365224), (16, 228265), (20, 182612), (40, 91306), (71, 51440), (80, 45653), (142, 25720), (284, 12860), (355, 10288), (568, 6430), (643, 5680), (710, 5144), (1136, 3215), (1286, 2840), (1420, 2572)]