938946820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{263}}^1\times {\mathrm{3643}}^1$

素因数の和:3929

約数の個数: 72

約数和(自身を含む): 2303066304

約数和(自身を除く): 1364119484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 263, 490, 526, 980, 1052, 1315, 1841, 2630, 3643, 3682, 5260, 7286, 7364, 9205, 12887, 14572, 18215, 18410, 25501, 25774, 36430, 36820, 51002, 51548, 64435, 72860, 102004, 127505, 128870, 178507, 255010, 257740, 357014, 510020, 714028, 892535, 958109, 1785070, 1916218, 3570140, 3832436, 4790545, 6706763, 9581090, 13413526, 19162180, 26827052, 33533815, 46947341, 67067630, 93894682, 134135260, 187789364, 234736705, 469473410, 938946820]

約数ペア:

[(1, 938946820), (2, 469473410), (4, 234736705), (5, 187789364), (7, 134135260), (10, 93894682), (14, 67067630), (20, 46947341), (28, 33533815), (35, 26827052), (49, 19162180), (70, 13413526), (98, 9581090), (140, 6706763), (196, 4790545), (245, 3832436), (263, 3570140), (490, 1916218), (526, 1785070), (980, 958109), (1052, 892535), (1315, 714028), (1841, 510020), (2630, 357014), (3643, 257740), (3682, 255010), (5260, 178507), (7286, 128870), (7364, 127505), (9205, 102004), (12887, 72860), (14572, 64435), (18215, 51548), (18410, 51002), (25501, 36820), (25774, 36430)]