11555820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1551

約数の個数: 72

約数和(自身を含む): 35891856

約数和(自身を除く): 24336036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1493, 1548, 1935, 2580, 2986, 3870, 4479, 5972, 7465, 7740, 8958, 13437, 14930, 17916, 22395, 26874, 29860, 44790, 53748, 64199, 67185, 89580, 128398, 134370, 192597, 256796, 268740, 320995, 385194, 577791, 641990, 770388, 962985, 1155582, 1283980, 1925970, 2311164, 2888955, 3851940, 5777910, 11555820]

約数ペア:

[(1, 11555820), (2, 5777910), (3, 3851940), (4, 2888955), (5, 2311164), (6, 1925970), (9, 1283980), (10, 1155582), (12, 962985), (15, 770388), (18, 641990), (20, 577791), (30, 385194), (36, 320995), (43, 268740), (45, 256796), (60, 192597), (86, 134370), (90, 128398), (129, 89580), (172, 67185), (180, 64199), (215, 53748), (258, 44790), (387, 29860), (430, 26874), (516, 22395), (645, 17916), (774, 14930), (860, 13437), (1290, 8958), (1493, 7740), (1548, 7465), (1935, 5972), (2580, 4479), (2986, 3870)]