12881940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4993}}^1$

素因数の和:5048

約数の個数: 48

約数和(自身を含む): 36915648

約数和(自身を除く): 24033708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 4993, 9986, 14979, 19972, 24965, 29958, 49930, 59916, 74895, 99860, 149790, 214699, 299580, 429398, 644097, 858796, 1073495, 1288194, 2146990, 2576388, 3220485, 4293980, 6440970, 12881940]

約数ペア:

[(1, 12881940), (2, 6440970), (3, 4293980), (4, 3220485), (5, 2576388), (6, 2146990), (10, 1288194), (12, 1073495), (15, 858796), (20, 644097), (30, 429398), (43, 299580), (60, 214699), (86, 149790), (129, 99860), (172, 74895), (215, 59916), (258, 49930), (430, 29958), (516, 24965), (645, 19972), (860, 14979), (1290, 9986), (2580, 4993)]