1337421920

素因数分解:

$2^5\times 5^1\times {\mathrm{2311}}^1\times {\mathrm{3617}}^1$

素因数の和:5943

約数の個数: 48

約数和(自身を含む): 3161900448

約数和(自身を除く): 1824478528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2311, 3617, 4622, 7234, 9244, 11555, 14468, 18085, 18488, 23110, 28936, 36170, 36976, 46220, 57872, 72340, 73952, 92440, 115744, 144680, 184880, 289360, 369760, 578720, 8358887, 16717774, 33435548, 41794435, 66871096, 83588870, 133742192, 167177740, 267484384, 334355480, 668710960, 1337421920]

約数ペア:

[(1, 1337421920), (2, 668710960), (4, 334355480), (5, 267484384), (8, 167177740), (10, 133742192), (16, 83588870), (20, 66871096), (32, 41794435), (40, 33435548), (80, 16717774), (160, 8358887), (2311, 578720), (3617, 369760), (4622, 289360), (7234, 184880), (9244, 144680), (11555, 115744), (14468, 92440), (18085, 73952), (18488, 72340), (23110, 57872), (28936, 46220), (36170, 36976)]