49843420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3191}}^1$

素因数の和:3282

約数の個数: 48

約数和(自身を含む): 115831296

約数和(自身を除く): 65987876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3191, 3905, 6382, 7810, 12764, 15620, 15955, 31910, 35101, 63820, 70202, 140404, 175505, 226561, 351010, 453122, 702020, 906244, 1132805, 2265610, 2492171, 4531220, 4984342, 9968684, 12460855, 24921710, 49843420]

約数ペア:

[(1, 49843420), (2, 24921710), (4, 12460855), (5, 9968684), (10, 4984342), (11, 4531220), (20, 2492171), (22, 2265610), (44, 1132805), (55, 906244), (71, 702020), (110, 453122), (142, 351010), (220, 226561), (284, 175505), (355, 140404), (710, 70202), (781, 63820), (1420, 35101), (1562, 31910), (3124, 15955), (3191, 15620), (3905, 12764), (6382, 7810)]