30985728

素因数分解:

$2^9\times 3^1\times {\mathrm{20173}}^1$

素因数の和:20194

約数の個数: 40

約数和(自身を含む): 82552008

約数和(自身を除く): 51566280

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1536, 20173, 40346, 60519, 80692, 121038, 161384, 242076, 322768, 484152, 645536, 968304, 1291072, 1936608, 2582144, 3873216, 5164288, 7746432, 10328576, 15492864, 30985728]

約数ペア:

[(1, 30985728), (2, 15492864), (3, 10328576), (4, 7746432), (6, 5164288), (8, 3873216), (12, 2582144), (16, 1936608), (24, 1291072), (32, 968304), (48, 645536), (64, 484152), (96, 322768), (128, 242076), (192, 161384), (256, 121038), (384, 80692), (512, 60519), (768, 40346), (1536, 20173)]