851818480

素因数分解:

$2^4\times 5^1\times {\mathrm{10647731}}^1$

素因数の和:10647744

約数の個数: 20

約数和(自身を含む): 1980478152

約数和(自身を除く): 1128659672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10647731, 21295462, 42590924, 53238655, 85181848, 106477310, 170363696, 212954620, 425909240, 851818480]

約数ペア:

[(1, 851818480), (2, 425909240), (4, 212954620), (5, 170363696), (8, 106477310), (10, 85181848), (16, 53238655), (20, 42590924), (40, 21295462), (80, 10647731)]