16910720

素因数分解:

$2^7\times 5^1\times {\mathrm{26423}}^1$

素因数の和:26442

約数の個数: 32

約数和(自身を含む): 40428720

約数和(自身を除く): 23518000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 26423, 52846, 105692, 132115, 211384, 264230, 422768, 528460, 845536, 1056920, 1691072, 2113840, 3382144, 4227680, 8455360, 16910720]

約数ペア:

[(1, 16910720), (2, 8455360), (4, 4227680), (5, 3382144), (8, 2113840), (10, 1691072), (16, 1056920), (20, 845536), (32, 528460), (40, 422768), (64, 264230), (80, 211384), (128, 132115), (160, 105692), (320, 52846), (640, 26423)]