2420208

素因数分解:

$2^4\times 3^2\times 7^5$

素因数の和:49

約数の個数: 90

約数和(自身を含む): 7902024

約数和(自身を除く): 5481816

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 343, 392, 441, 504, 588, 686, 784, 882, 1008, 1029, 1176, 1372, 1764, 2058, 2352, 2401, 2744, 3087, 3528, 4116, 4802, 5488, 6174, 7056, 7203, 8232, 9604, 12348, 14406, 16464, 16807, 19208, 21609, 24696, 28812, 33614, 38416, 43218, 49392, 50421, 57624, 67228, 86436, 100842, 115248, 134456, 151263, 172872, 201684, 268912, 302526, 345744, 403368, 605052, 806736, 1210104, 2420208]

約数ペア:

[(1, 2420208), (2, 1210104), (3, 806736), (4, 605052), (6, 403368), (7, 345744), (8, 302526), (9, 268912), (12, 201684), (14, 172872), (16, 151263), (18, 134456), (21, 115248), (24, 100842), (28, 86436), (36, 67228), (42, 57624), (48, 50421), (49, 49392), (56, 43218), (63, 38416), (72, 33614), (84, 28812), (98, 24696), (112, 21609), (126, 19208), (144, 16807), (147, 16464), (168, 14406), (196, 12348), (252, 9604), (294, 8232), (336, 7203), (343, 7056), (392, 6174), (441, 5488), (504, 4802), (588, 4116), (686, 3528), (784, 3087), (882, 2744), (1008, 2401), (1029, 2352), (1176, 2058), (1372, 1764)]