5453893.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{128657}}^1$

素因数の和:128685

約数の個数: 32

約数和(自身を含む): 208425960

約数和(自身を除く): 120939200

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 128657, 257314, 514628, 643285, 1029256, 1286570, 2187169, 2573140, 4374338, 5146280, 8748676, 10935845, 17497352, 21871690, 43743380, 87486760]

約数ペア:

[(1, 87486760), (2, 43743380), (4, 21871690), (5, 17497352), (8, 10935845), (10, 8748676), (17, 5146280), (20, 4374338), (34, 2573140), (40, 2187169), (68, 1286570), (85, 1029256), (136, 643285), (170, 514628), (340, 257314), (680, 128657)]