12156979780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{16267}}^1$

素因数の和:16409

約数の個数: 96

約数和(自身を含む): 28860733440

約数和(自身を除く): 16703753660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 79, 86, 110, 158, 172, 215, 220, 316, 395, 430, 473, 790, 860, 869, 946, 1580, 1738, 1892, 2365, 3397, 3476, 4345, 4730, 6794, 8690, 9460, 13588, 16267, 16985, 17380, 32534, 33970, 37367, 65068, 67940, 74734, 81335, 149468, 162670, 178937, 186835, 325340, 357874, 373670, 699481, 715748, 747340, 894685, 1285093, 1398962, 1789370, 2570186, 2797924, 3497405, 3578740, 5140372, 6425465, 6994810, 7694291, 12850930, 13989620, 14136023, 15388582, 25701860, 28272046, 30777164, 38471455, 55258999, 56544092, 70680115, 76942910, 110517998, 141360230, 153885820, 221035996, 276294995, 282720460, 552589990, 607848989, 1105179980, 1215697978, 2431395956, 3039244945, 6078489890, 12156979780]

約数ペア:

[(1, 12156979780), (2, 6078489890), (4, 3039244945), (5, 2431395956), (10, 1215697978), (11, 1105179980), (20, 607848989), (22, 552589990), (43, 282720460), (44, 276294995), (55, 221035996), (79, 153885820), (86, 141360230), (110, 110517998), (158, 76942910), (172, 70680115), (215, 56544092), (220, 55258999), (316, 38471455), (395, 30777164), (430, 28272046), (473, 25701860), (790, 15388582), (860, 14136023), (869, 13989620), (946, 12850930), (1580, 7694291), (1738, 6994810), (1892, 6425465), (2365, 5140372), (3397, 3578740), (3476, 3497405), (4345, 2797924), (4730, 2570186), (6794, 1789370), (8690, 1398962), (9460, 1285093), (13588, 894685), (16267, 747340), (16985, 715748), (17380, 699481), (32534, 373670), (33970, 357874), (37367, 325340), (65068, 186835), (67940, 178937), (74734, 162670), (81335, 149468)]