2247455240

素因数分解:

$2^3\times 5^1\times {\mathrm{3209}}^1\times {\mathrm{17509}}^1$

素因数の和:20729

約数の個数: 32

約数和(自身を含む): 5058639000

約数和(自身を除く): 2811183760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3209, 6418, 12836, 16045, 17509, 25672, 32090, 35018, 64180, 70036, 87545, 128360, 140072, 175090, 350180, 700360, 56186381, 112372762, 224745524, 280931905, 449491048, 561863810, 1123727620, 2247455240]

約数ペア:

[(1, 2247455240), (2, 1123727620), (4, 561863810), (5, 449491048), (8, 280931905), (10, 224745524), (20, 112372762), (40, 56186381), (3209, 700360), (6418, 350180), (12836, 175090), (16045, 140072), (17509, 128360), (25672, 87545), (32090, 70036), (35018, 64180)]