1861480

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{269}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 4228200

約数和(自身を除く): 2366720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 269, 346, 538, 692, 865, 1076, 1345, 1384, 1730, 2152, 2690, 3460, 5380, 6920, 10760, 46537, 93074, 186148, 232685, 372296, 465370, 930740, 1861480]

約数ペア:

[(1, 1861480), (2, 930740), (4, 465370), (5, 372296), (8, 232685), (10, 186148), (20, 93074), (40, 46537), (173, 10760), (269, 6920), (346, 5380), (538, 3460), (692, 2690), (865, 2152), (1076, 1730), (1345, 1384)]