640887912

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1271603}}^1$

素因数の和:1271622

約数の個数: 48

約数和(自身を含む): 1983702240

約数和(自身を除く): 1342814328

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1271603, 2543206, 3814809, 5086412, 7629618, 8901221, 10172824, 11444427, 15259236, 17802442, 22888854, 26703663, 30518472, 35604884, 45777708, 53407326, 71209768, 80110989, 91555416, 106814652, 160221978, 213629304, 320443956, 640887912]

約数ペア:

[(1, 640887912), (2, 320443956), (3, 213629304), (4, 160221978), (6, 106814652), (7, 91555416), (8, 80110989), (9, 71209768), (12, 53407326), (14, 45777708), (18, 35604884), (21, 30518472), (24, 26703663), (28, 22888854), (36, 17802442), (42, 15259236), (56, 11444427), (63, 10172824), (72, 8901221), (84, 7629618), (126, 5086412), (168, 3814809), (252, 2543206), (504, 1271603)]