553840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 80

約数和(自身を含む): 1571328

約数和(自身を除く): 1017488

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 43, 46, 56, 70, 80, 86, 92, 112, 115, 140, 161, 172, 184, 215, 230, 280, 301, 322, 344, 368, 430, 460, 560, 602, 644, 688, 805, 860, 920, 989, 1204, 1288, 1505, 1610, 1720, 1840, 1978, 2408, 2576, 3010, 3220, 3440, 3956, 4816, 4945, 6020, 6440, 6923, 7912, 9890, 12040, 12880, 13846, 15824, 19780, 24080, 27692, 34615, 39560, 55384, 69230, 79120, 110768, 138460, 276920, 553840]

約数ペア:

[(1, 553840), (2, 276920), (4, 138460), (5, 110768), (7, 79120), (8, 69230), (10, 55384), (14, 39560), (16, 34615), (20, 27692), (23, 24080), (28, 19780), (35, 15824), (40, 13846), (43, 12880), (46, 12040), (56, 9890), (70, 7912), (80, 6923), (86, 6440), (92, 6020), (112, 4945), (115, 4816), (140, 3956), (161, 3440), (172, 3220), (184, 3010), (215, 2576), (230, 2408), (280, 1978), (301, 1840), (322, 1720), (344, 1610), (368, 1505), (430, 1288), (460, 1204), (560, 989), (602, 920), (644, 860), (688, 805)]