2160804940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{32909}}^1$

素因数の和:32999

約数の個数: 72

約数和(自身を含む): 5357484720

約数和(自身を除く): 3196679780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1340, 1876, 2345, 3283, 4690, 6566, 9380, 13132, 16415, 32830, 32909, 65660, 65818, 131636, 164545, 230363, 329090, 460726, 658180, 921452, 1151815, 1612541, 2204903, 2303630, 3225082, 4409806, 4607260, 6450164, 8062705, 8819612, 11024515, 15434321, 16125410, 22049030, 30868642, 32250820, 44098060, 61737284, 77171605, 108040247, 154343210, 216080494, 308686420, 432160988, 540201235, 1080402470, 2160804940]

約数ペア:

[(1, 2160804940), (2, 1080402470), (4, 540201235), (5, 432160988), (7, 308686420), (10, 216080494), (14, 154343210), (20, 108040247), (28, 77171605), (35, 61737284), (49, 44098060), (67, 32250820), (70, 30868642), (98, 22049030), (134, 16125410), (140, 15434321), (196, 11024515), (245, 8819612), (268, 8062705), (335, 6450164), (469, 4607260), (490, 4409806), (670, 3225082), (938, 2303630), (980, 2204903), (1340, 1612541), (1876, 1151815), (2345, 921452), (3283, 658180), (4690, 460726), (6566, 329090), (9380, 230363), (13132, 164545), (16415, 131636), (32830, 65818), (32909, 65660)]