1330449280

素因数分解:

$2^7\times 5^1\times {\mathrm{2078827}}^1$

素因数の和:2078846

約数の個数: 32

約数和(自身を含む): 3180606840

約数和(自身を除く): 1850157560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2078827, 4157654, 8315308, 10394135, 16630616, 20788270, 33261232, 41576540, 66522464, 83153080, 133044928, 166306160, 266089856, 332612320, 665224640, 1330449280]

約数ペア:

[(1, 1330449280), (2, 665224640), (4, 332612320), (5, 266089856), (8, 166306160), (10, 133044928), (16, 83153080), (20, 66522464), (32, 41576540), (40, 33261232), (64, 20788270), (80, 16630616), (128, 10394135), (160, 8315308), (320, 4157654), (640, 2078827)]