84286480

素因数分解:

$2^4\times 5^1\times {\mathrm{1053581}}^1$

素因数の和:1053594

約数の個数: 20

約数和(自身を含む): 195966252

約数和(自身を除く): 111679772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1053581, 2107162, 4214324, 5267905, 8428648, 10535810, 16857296, 21071620, 42143240, 84286480]

約数ペア:

[(1, 84286480), (2, 42143240), (4, 21071620), (5, 16857296), (8, 10535810), (10, 8428648), (16, 5267905), (20, 4214324), (40, 2107162), (80, 1053581)]