420240632

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{394963}}^1$

素因数の和:394995

約数の個数: 32

約数和(自身を含む): 947913600

約数和(自身を除く): 527672968

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 394963, 789926, 1579852, 2764741, 3159704, 5529482, 7504297, 11058964, 15008594, 22117928, 30017188, 52530079, 60034376, 105060158, 210120316, 420240632]

約数ペア:

[(1, 420240632), (2, 210120316), (4, 105060158), (7, 60034376), (8, 52530079), (14, 30017188), (19, 22117928), (28, 15008594), (38, 11058964), (56, 7504297), (76, 5529482), (133, 3159704), (152, 2764741), (266, 1579852), (532, 789926), (1064, 394963)]