141811840

素因数分解:

$2^7\times 5^1\times {\mathrm{221581}}^1$

素因数の和:221600

約数の個数: 32

約数和(自身を含む): 339020460

約数和(自身を除く): 197208620

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 221581, 443162, 886324, 1107905, 1772648, 2215810, 3545296, 4431620, 7090592, 8863240, 14181184, 17726480, 28362368, 35452960, 70905920, 141811840]

約数ペア:

[(1, 141811840), (2, 70905920), (4, 35452960), (5, 28362368), (8, 17726480), (10, 14181184), (16, 8863240), (20, 7090592), (32, 4431620), (40, 3545296), (64, 2215810), (80, 1772648), (128, 1107905), (160, 886324), (320, 443162), (640, 221581)]