2000700400

素因数分解:

$2^4\times 5^2\times {\mathrm{67}}^1\times {\mathrm{74653}}^1$

素因数の和:74738

約数の個数: 60

約数和(自身を含む): 4878489592

約数和(自身を除く): 2877789192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 67, 80, 100, 134, 200, 268, 335, 400, 536, 670, 1072, 1340, 1675, 2680, 3350, 5360, 6700, 13400, 26800, 74653, 149306, 298612, 373265, 597224, 746530, 1194448, 1493060, 1866325, 2986120, 3732650, 5001751, 5972240, 7465300, 10003502, 14930600, 20007004, 25008755, 29861200, 40014008, 50017510, 80028016, 100035020, 125043775, 200070040, 250087550, 400140080, 500175100, 1000350200, 2000700400]

約数ペア:

[(1, 2000700400), (2, 1000350200), (4, 500175100), (5, 400140080), (8, 250087550), (10, 200070040), (16, 125043775), (20, 100035020), (25, 80028016), (40, 50017510), (50, 40014008), (67, 29861200), (80, 25008755), (100, 20007004), (134, 14930600), (200, 10003502), (268, 7465300), (335, 5972240), (400, 5001751), (536, 3732650), (670, 2986120), (1072, 1866325), (1340, 1493060), (1675, 1194448), (2680, 746530), (3350, 597224), (5360, 373265), (6700, 298612), (13400, 149306), (26800, 74653)]