449533180

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1\times {\mathrm{727}}^1$

素因数の和:1498

約数の個数: 48

約数和(自身を含む): 968647680

約数和(自身を除く): 519114500

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 719, 727, 860, 1438, 1454, 2876, 2908, 3595, 3635, 7190, 7270, 14380, 14540, 30917, 31261, 61834, 62522, 123668, 125044, 154585, 156305, 309170, 312610, 522713, 618340, 625220, 1045426, 2090852, 2613565, 5227130, 10454260, 22476659, 44953318, 89906636, 112383295, 224766590, 449533180]

約数ペア:

[(1, 449533180), (2, 224766590), (4, 112383295), (5, 89906636), (10, 44953318), (20, 22476659), (43, 10454260), (86, 5227130), (172, 2613565), (215, 2090852), (430, 1045426), (719, 625220), (727, 618340), (860, 522713), (1438, 312610), (1454, 309170), (2876, 156305), (2908, 154585), (3595, 125044), (3635, 123668), (7190, 62522), (7270, 61834), (14380, 31261), (14540, 30917)]