826618380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1968139}}^1$

素因数の和:1968158

約数の個数: 48

約数和(自身を含む): 2645180160

約数和(自身を除く): 1818561780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1968139, 3936278, 5904417, 7872556, 9840695, 11808834, 13776973, 19681390, 23617668, 27553946, 29522085, 39362780, 41330919, 55107892, 59044170, 68884865, 82661838, 118088340, 137769730, 165323676, 206654595, 275539460, 413309190, 826618380]

約数ペア:

[(1, 826618380), (2, 413309190), (3, 275539460), (4, 206654595), (5, 165323676), (6, 137769730), (7, 118088340), (10, 82661838), (12, 68884865), (14, 59044170), (15, 55107892), (20, 41330919), (21, 39362780), (28, 29522085), (30, 27553946), (35, 23617668), (42, 19681390), (60, 13776973), (70, 11808834), (84, 9840695), (105, 7872556), (140, 5904417), (210, 3936278), (420, 1968139)]