12429980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^2\times {\mathrm{739}}^1$

素因数の和:806

約数の個数: 36

約数和(自身を含む): 27070680

約数和(自身を除く): 14640700

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 739, 841, 1478, 1682, 2956, 3364, 3695, 4205, 7390, 8410, 14780, 16820, 21431, 42862, 85724, 107155, 214310, 428620, 621499, 1242998, 2485996, 3107495, 6214990, 12429980]

約数ペア:

[(1, 12429980), (2, 6214990), (4, 3107495), (5, 2485996), (10, 1242998), (20, 621499), (29, 428620), (58, 214310), (116, 107155), (145, 85724), (290, 42862), (580, 21431), (739, 16820), (841, 14780), (1478, 8410), (1682, 7390), (2956, 4205), (3364, 3695)]