84901840

素因数分解:

$2^4\times 5^1\times {\mathrm{1061273}}^1$

素因数の和:1061286

約数の個数: 20

約数和(自身を含む): 197396964

約数和(自身を除く): 112495124

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1061273, 2122546, 4245092, 5306365, 8490184, 10612730, 16980368, 21225460, 42450920, 84901840]

約数ペア:

[(1, 84901840), (2, 42450920), (4, 21225460), (5, 16980368), (8, 10612730), (10, 8490184), (16, 5306365), (20, 4245092), (40, 2122546), (80, 1061273)]