19400156930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{499}}^1\times {\mathrm{7213}}^1$

素因数の和:7744

約数の個数: 96

約数和(自身を含む): 44409384000

約数和(自身を除く): 25009227070

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 499, 539, 770, 998, 1078, 2495, 2695, 3493, 4990, 5390, 5489, 6986, 7213, 10978, 14426, 17465, 24451, 27445, 34930, 36065, 38423, 48902, 50491, 54890, 72130, 76846, 79343, 100982, 122255, 158686, 192115, 244510, 252455, 268961, 353437, 384230, 396715, 504910, 537922, 555401, 706874, 793430, 1110802, 1344805, 1767185, 2689610, 2777005, 3534370, 3599287, 3887807, 5554010, 7198574, 7775614, 17996435, 19439035, 25195009, 35992870, 38878070, 39592157, 50390018, 79184314, 125975045, 176365063, 197960785, 251950090, 277145099, 352730126, 395921570, 554290198, 881825315, 1385725495, 1763650630, 1940015693, 2771450990, 3880031386, 9700078465, 19400156930]

約数ペア:

[(1, 19400156930), (2, 9700078465), (5, 3880031386), (7, 2771450990), (10, 1940015693), (11, 1763650630), (14, 1385725495), (22, 881825315), (35, 554290198), (49, 395921570), (55, 352730126), (70, 277145099), (77, 251950090), (98, 197960785), (110, 176365063), (154, 125975045), (245, 79184314), (385, 50390018), (490, 39592157), (499, 38878070), (539, 35992870), (770, 25195009), (998, 19439035), (1078, 17996435), (2495, 7775614), (2695, 7198574), (3493, 5554010), (4990, 3887807), (5390, 3599287), (5489, 3534370), (6986, 2777005), (7213, 2689610), (10978, 1767185), (14426, 1344805), (17465, 1110802), (24451, 793430), (27445, 706874), (34930, 555401), (36065, 537922), (38423, 504910), (48902, 396715), (50491, 384230), (54890, 353437), (72130, 268961), (76846, 252455), (79343, 244510), (100982, 192115), (122255, 158686)]