12859980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1$

素因数の和:543

約数の個数: 96

約数和(自身を含む): 41857536

約数和(自身を除く): 28997556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 457, 469, 670, 804, 914, 938, 1005, 1340, 1371, 1407, 1828, 1876, 2010, 2285, 2345, 2742, 2814, 3199, 4020, 4570, 4690, 5484, 5628, 6398, 6855, 7035, 9140, 9380, 9597, 12796, 13710, 14070, 15995, 19194, 27420, 28140, 30619, 31990, 38388, 47985, 61238, 63980, 91857, 95970, 122476, 153095, 183714, 191940, 214333, 306190, 367428, 428666, 459285, 612380, 642999, 857332, 918570, 1071665, 1285998, 1837140, 2143330, 2571996, 3214995, 4286660, 6429990, 12859980]

約数ペア:

[(1, 12859980), (2, 6429990), (3, 4286660), (4, 3214995), (5, 2571996), (6, 2143330), (7, 1837140), (10, 1285998), (12, 1071665), (14, 918570), (15, 857332), (20, 642999), (21, 612380), (28, 459285), (30, 428666), (35, 367428), (42, 306190), (60, 214333), (67, 191940), (70, 183714), (84, 153095), (105, 122476), (134, 95970), (140, 91857), (201, 63980), (210, 61238), (268, 47985), (335, 38388), (402, 31990), (420, 30619), (457, 28140), (469, 27420), (670, 19194), (804, 15995), (914, 14070), (938, 13710), (1005, 12796), (1340, 9597), (1371, 9380), (1407, 9140), (1828, 7035), (1876, 6855), (2010, 6398), (2285, 5628), (2345, 5484), (2742, 4690), (2814, 4570), (3199, 4020)]