20178240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{21019}}^1$

素因数の和:21039

約数の個数: 56

約数和(自身を含む): 64068960

約数和(自身を除く): 43890720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 21019, 42038, 63057, 84076, 105095, 126114, 168152, 210190, 252228, 315285, 336304, 420380, 504456, 630570, 672608, 840760, 1008912, 1261140, 1345216, 1681520, 2017824, 2522280, 3363040, 4035648, 5044560, 6726080, 10089120, 20178240]

約数ペア:

[(1, 20178240), (2, 10089120), (3, 6726080), (4, 5044560), (5, 4035648), (6, 3363040), (8, 2522280), (10, 2017824), (12, 1681520), (15, 1345216), (16, 1261140), (20, 1008912), (24, 840760), (30, 672608), (32, 630570), (40, 504456), (48, 420380), (60, 336304), (64, 315285), (80, 252228), (96, 210190), (120, 168152), (160, 126114), (192, 105095), (240, 84076), (320, 63057), (480, 42038), (960, 21019)]