1639776730

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4431829}}^1$

素因数の和:4431873

約数の個数: 16

約数和(自身を含む): 3031371720

約数和(自身を除く): 1391594990

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 4431829, 8863658, 22159145, 44318290, 163977673, 327955346, 819888365, 1639776730]

約数ペア:

[(1, 1639776730), (2, 819888365), (5, 327955346), (10, 163977673), (37, 44318290), (74, 22159145), (185, 8863658), (370, 4431829)]