28632772

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 60963840

約数和(自身を除く): 32331068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 107, 133, 214, 266, 428, 503, 532, 749, 1006, 1498, 2012, 2033, 2996, 3521, 4066, 7042, 8132, 9557, 14084, 14231, 19114, 28462, 38228, 53821, 56924, 66899, 107642, 133798, 215284, 267596, 376747, 753494, 1022599, 1506988, 2045198, 4090396, 7158193, 14316386, 28632772]

約数ペア:

[(1, 28632772), (2, 14316386), (4, 7158193), (7, 4090396), (14, 2045198), (19, 1506988), (28, 1022599), (38, 753494), (76, 376747), (107, 267596), (133, 215284), (214, 133798), (266, 107642), (428, 66899), (503, 56924), (532, 53821), (749, 38228), (1006, 28462), (1498, 19114), (2012, 14231), (2033, 14084), (2996, 9557), (3521, 8132), (4066, 7042)]