203839960

素因数分解:

$2^3\times 5^1\times {\mathrm{1747}}^1\times {\mathrm{2917}}^1$

素因数の和:4675

約数の個数: 32

約数和(自身を含む): 459059760

約数和(自身を除く): 255219800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1747, 2917, 3494, 5834, 6988, 8735, 11668, 13976, 14585, 17470, 23336, 29170, 34940, 58340, 69880, 116680, 5095999, 10191998, 20383996, 25479995, 40767992, 50959990, 101919980, 203839960]

約数ペア:

[(1, 203839960), (2, 101919980), (4, 50959990), (5, 40767992), (8, 25479995), (10, 20383996), (20, 10191998), (40, 5095999), (1747, 116680), (2917, 69880), (3494, 58340), (5834, 34940), (6988, 29170), (8735, 23336), (11668, 17470), (13976, 14585)]