212877980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52433}}^1$

素因数の和:52478

約数の個数: 48

約数和(自身を含む): 528534720

約数和(自身を除く): 315656740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 52433, 104866, 209732, 262165, 367031, 524330, 734062, 1048660, 1468124, 1520557, 1835155, 3041114, 3670310, 6082228, 7340620, 7602785, 10643899, 15205570, 21287798, 30411140, 42575596, 53219495, 106438990, 212877980]

約数ペア:

[(1, 212877980), (2, 106438990), (4, 53219495), (5, 42575596), (7, 30411140), (10, 21287798), (14, 15205570), (20, 10643899), (28, 7602785), (29, 7340620), (35, 6082228), (58, 3670310), (70, 3041114), (116, 1835155), (140, 1520557), (145, 1468124), (203, 1048660), (290, 734062), (406, 524330), (580, 367031), (812, 262165), (1015, 209732), (2030, 104866), (4060, 52433)]