20154732960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{976489}}^1$

素因数の和:976550

約数の個数: 96

約数和(自身を含む): 64963926720

約数和(自身を除く): 44809193760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 80, 86, 96, 120, 129, 160, 172, 215, 240, 258, 344, 430, 480, 516, 645, 688, 860, 1032, 1290, 1376, 1720, 2064, 2580, 3440, 4128, 5160, 6880, 10320, 20640, 976489, 1952978, 2929467, 3905956, 4882445, 5858934, 7811912, 9764890, 11717868, 14647335, 15623824, 19529780, 23435736, 29294670, 31247648, 39059560, 41989027, 46871472, 58589340, 78119120, 83978054, 93742944, 117178680, 125967081, 156238240, 167956108, 209945135, 234357360, 251934162, 335912216, 419890270, 468714720, 503868324, 629835405, 671824432, 839780540, 1007736648, 1259670810, 1343648864, 1679561080, 2015473296, 2519341620, 3359122160, 4030946592, 5038683240, 6718244320, 10077366480, 20154732960]

約数ペア:

[(1, 20154732960), (2, 10077366480), (3, 6718244320), (4, 5038683240), (5, 4030946592), (6, 3359122160), (8, 2519341620), (10, 2015473296), (12, 1679561080), (15, 1343648864), (16, 1259670810), (20, 1007736648), (24, 839780540), (30, 671824432), (32, 629835405), (40, 503868324), (43, 468714720), (48, 419890270), (60, 335912216), (80, 251934162), (86, 234357360), (96, 209945135), (120, 167956108), (129, 156238240), (160, 125967081), (172, 117178680), (215, 93742944), (240, 83978054), (258, 78119120), (344, 58589340), (430, 46871472), (480, 41989027), (516, 39059560), (645, 31247648), (688, 29294670), (860, 23435736), (1032, 19529780), (1290, 15623824), (1376, 14647335), (1720, 11717868), (2064, 9764890), (2580, 7811912), (3440, 5858934), (4128, 4882445), (5160, 3905956), (6880, 2929467), (10320, 1952978), (20640, 976489)]