127768060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1997}}^1$

素因数の和:2470

約数の個数: 48

約数和(自身を含む): 307468224

約数和(自身を除く): 179700164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 457, 914, 1828, 1997, 2285, 3199, 3994, 4570, 6398, 7988, 9140, 9985, 12796, 13979, 15995, 19970, 27958, 31990, 39940, 55916, 63980, 69895, 139790, 279580, 912629, 1825258, 3650516, 4563145, 6388403, 9126290, 12776806, 18252580, 25553612, 31942015, 63884030, 127768060]

約数ペア:

[(1, 127768060), (2, 63884030), (4, 31942015), (5, 25553612), (7, 18252580), (10, 12776806), (14, 9126290), (20, 6388403), (28, 4563145), (35, 3650516), (70, 1825258), (140, 912629), (457, 279580), (914, 139790), (1828, 69895), (1997, 63980), (2285, 55916), (3199, 39940), (3994, 31990), (4570, 27958), (6398, 19970), (7988, 15995), (9140, 13979), (9985, 12796)]