4297220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 9676800

約数和(自身を除く): 5379580

約数列:

[1, 2, 4, 5, 10, 20, 29, 31, 58, 62, 116, 124, 145, 155, 239, 290, 310, 478, 580, 620, 899, 956, 1195, 1798, 2390, 3596, 4495, 4780, 6931, 7409, 8990, 13862, 14818, 17980, 27724, 29636, 34655, 37045, 69310, 74090, 138620, 148180, 214861, 429722, 859444, 1074305, 2148610, 4297220]

約数ペア:

[(1, 4297220), (2, 2148610), (4, 1074305), (5, 859444), (10, 429722), (20, 214861), (29, 148180), (31, 138620), (58, 74090), (62, 69310), (116, 37045), (124, 34655), (145, 29636), (155, 27724), (239, 17980), (290, 14818), (310, 13862), (478, 8990), (580, 7409), (620, 6931), (899, 4780), (956, 4495), (1195, 3596), (1798, 2390)]