705920

素因数分解:

$2^7\times 5^1\times {\mathrm{1103}}^1$

素因数の和:1122

約数の個数: 32

約数和(自身を含む): 1689120

約数和(自身を除く): 983200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1103, 2206, 4412, 5515, 8824, 11030, 17648, 22060, 35296, 44120, 70592, 88240, 141184, 176480, 352960, 705920]

約数ペア:

[(1, 705920), (2, 352960), (4, 176480), (5, 141184), (8, 88240), (10, 70592), (16, 44120), (20, 35296), (32, 22060), (40, 17648), (64, 11030), (80, 8824), (128, 5515), (160, 4412), (320, 2206), (640, 1103)]