858866480

素因数分解:

$2^4\times 5^1\times {\mathrm{10735831}}^1$

素因数の和:10735844

約数の個数: 20

約数和(自身を含む): 1996864752

約数和(自身を除く): 1137998272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10735831, 21471662, 42943324, 53679155, 85886648, 107358310, 171773296, 214716620, 429433240, 858866480]

約数ペア:

[(1, 858866480), (2, 429433240), (4, 214716620), (5, 171773296), (8, 107358310), (10, 85886648), (16, 53679155), (20, 42943324), (40, 21471662), (80, 10735831)]