428145520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{4547}}^1$

素因数の和:4678

約数の個数: 80

約数和(自身を含む): 1096322688

約数和(自身を除く): 668177168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 107, 110, 176, 214, 220, 428, 440, 535, 856, 880, 1070, 1177, 1712, 2140, 2354, 4280, 4547, 4708, 5885, 8560, 9094, 9416, 11770, 18188, 18832, 22735, 23540, 36376, 45470, 47080, 50017, 72752, 90940, 94160, 100034, 181880, 200068, 250085, 363760, 400136, 486529, 500170, 800272, 973058, 1000340, 1946116, 2000680, 2432645, 3892232, 4001360, 4865290, 5351819, 7784464, 9730580, 10703638, 19461160, 21407276, 26759095, 38922320, 42814552, 53518190, 85629104, 107036380, 214072760, 428145520]

約数ペア:

[(1, 428145520), (2, 214072760), (4, 107036380), (5, 85629104), (8, 53518190), (10, 42814552), (11, 38922320), (16, 26759095), (20, 21407276), (22, 19461160), (40, 10703638), (44, 9730580), (55, 7784464), (80, 5351819), (88, 4865290), (107, 4001360), (110, 3892232), (176, 2432645), (214, 2000680), (220, 1946116), (428, 1000340), (440, 973058), (535, 800272), (856, 500170), (880, 486529), (1070, 400136), (1177, 363760), (1712, 250085), (2140, 200068), (2354, 181880), (4280, 100034), (4547, 94160), (4708, 90940), (5885, 72752), (8560, 50017), (9094, 47080), (9416, 45470), (11770, 36376), (18188, 23540), (18832, 22735)]