45043840

素因数分解:

$2^7\times 5^1\times {\mathrm{70381}}^1$

素因数の和:70400

約数の個数: 32

約数和(自身を含む): 107684460

約数和(自身を除く): 62640620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 70381, 140762, 281524, 351905, 563048, 703810, 1126096, 1407620, 2252192, 2815240, 4504384, 5630480, 9008768, 11260960, 22521920, 45043840]

約数ペア:

[(1, 45043840), (2, 22521920), (4, 11260960), (5, 9008768), (8, 5630480), (10, 4504384), (16, 2815240), (20, 2252192), (32, 1407620), (40, 1126096), (64, 703810), (80, 563048), (128, 351905), (160, 281524), (320, 140762), (640, 70381)]