842220010

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{216509}}^1$

素因数の和:216905

約数の個数: 16

約数和(自身を含む): 1519900200

約数和(自身を除く): 677680190

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 216509, 433018, 1082545, 2165090, 84222001, 168444002, 421110005, 842220010]

約数ペア:

[(1, 842220010), (2, 421110005), (5, 168444002), (10, 84222001), (389, 2165090), (778, 1082545), (1945, 433018), (3890, 216509)]