16031840

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9109}}^1$

素因数の和:9135

約数の個数: 48

約数和(自身を含む): 41322960

約数和(自身を除く): 25291120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 9109, 18218, 36436, 45545, 72872, 91090, 100199, 145744, 182180, 200398, 291488, 364360, 400796, 500995, 728720, 801592, 1001990, 1457440, 1603184, 2003980, 3206368, 4007960, 8015920, 16031840]

約数ペア:

[(1, 16031840), (2, 8015920), (4, 4007960), (5, 3206368), (8, 2003980), (10, 1603184), (11, 1457440), (16, 1001990), (20, 801592), (22, 728720), (32, 500995), (40, 400796), (44, 364360), (55, 291488), (80, 200398), (88, 182180), (110, 145744), (160, 100199), (176, 91090), (220, 72872), (352, 45545), (440, 36436), (880, 18218), (1760, 9109)]