12487420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1882

約数の個数: 48

約数和(自身を含む): 29546496

約数和(自身を除く): 17059076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 1831, 3410, 3662, 6820, 7324, 9155, 18310, 20141, 36620, 40282, 56761, 80564, 100705, 113522, 201410, 227044, 283805, 402820, 567610, 624371, 1135220, 1248742, 2497484, 3121855, 6243710, 12487420]

約数ペア:

[(1, 12487420), (2, 6243710), (4, 3121855), (5, 2497484), (10, 1248742), (11, 1135220), (20, 624371), (22, 567610), (31, 402820), (44, 283805), (55, 227044), (62, 201410), (110, 113522), (124, 100705), (155, 80564), (220, 56761), (310, 40282), (341, 36620), (620, 20141), (682, 18310), (1364, 9155), (1705, 7324), (1831, 6820), (3410, 3662)]