1858008940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1308457}}^1$

素因数の和:1308537

約数の個数: 24

約数和(自身を含む): 3956776992

約数和(自身を除く): 2098768052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1308457, 2616914, 5233828, 6542285, 13084570, 26169140, 92900447, 185800894, 371601788, 464502235, 929004470, 1858008940]

約数ペア:

[(1, 1858008940), (2, 929004470), (4, 464502235), (5, 371601788), (10, 185800894), (20, 92900447), (71, 26169140), (142, 13084570), (284, 6542285), (355, 5233828), (710, 2616914), (1420, 1308457)]