4909438480

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{563009}}^1$

素因数の和:563131

約数の個数: 40

約数和(自身を含む): 11519184600

約数和(自身を除く): 6609746120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 8720, 563009, 1126018, 2252036, 2815045, 4504072, 5630090, 9008144, 11260180, 22520360, 45040720, 61367981, 122735962, 245471924, 306839905, 490943848, 613679810, 981887696, 1227359620, 2454719240, 4909438480]

約数ペア:

[(1, 4909438480), (2, 2454719240), (4, 1227359620), (5, 981887696), (8, 613679810), (10, 490943848), (16, 306839905), (20, 245471924), (40, 122735962), (80, 61367981), (109, 45040720), (218, 22520360), (436, 11260180), (545, 9008144), (872, 5630090), (1090, 4504072), (1744, 2815045), (2180, 2252036), (4360, 1126018), (8720, 563009)]