430720

素因数分解:

$2^7\times 5^1\times {\mathrm{673}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 1031220

約数和(自身を除く): 600500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 673, 1346, 2692, 3365, 5384, 6730, 10768, 13460, 21536, 26920, 43072, 53840, 86144, 107680, 215360, 430720]

約数ペア:

[(1, 430720), (2, 215360), (4, 107680), (5, 86144), (8, 53840), (10, 43072), (16, 26920), (20, 21536), (32, 13460), (40, 10768), (64, 6730), (80, 5384), (128, 3365), (160, 2692), (320, 1346), (640, 673)]