201401120

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2473}}^1$

素因数の和:2997

約数の個数: 48

約数和(自身を含む): 476937720

約数和(自身を除く): 275536600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 1018, 2036, 2473, 2545, 4072, 4946, 5090, 8144, 9892, 10180, 12365, 16288, 19784, 20360, 24730, 39568, 40720, 49460, 79136, 81440, 98920, 197840, 395680, 1258757, 2517514, 5035028, 6293785, 10070056, 12587570, 20140112, 25175140, 40280224, 50350280, 100700560, 201401120]

約数ペア:

[(1, 201401120), (2, 100700560), (4, 50350280), (5, 40280224), (8, 25175140), (10, 20140112), (16, 12587570), (20, 10070056), (32, 6293785), (40, 5035028), (80, 2517514), (160, 1258757), (509, 395680), (1018, 197840), (2036, 98920), (2473, 81440), (2545, 79136), (4072, 49460), (4946, 40720), (5090, 39568), (8144, 24730), (9892, 20360), (10180, 19784), (12365, 16288)]