16949920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 44770320

約数和(自身を除く): 27820400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 32, 40, 52, 58, 65, 80, 104, 116, 130, 145, 160, 208, 232, 260, 281, 290, 377, 416, 464, 520, 562, 580, 754, 928, 1040, 1124, 1160, 1405, 1508, 1885, 2080, 2248, 2320, 2810, 3016, 3653, 3770, 4496, 4640, 5620, 6032, 7306, 7540, 8149, 8992, 11240, 12064, 14612, 15080, 16298, 18265, 22480, 29224, 30160, 32596, 36530, 40745, 44960, 58448, 60320, 65192, 73060, 81490, 105937, 116896, 130384, 146120, 162980, 211874, 260768, 292240, 325960, 423748, 529685, 584480, 651920, 847496, 1059370, 1303840, 1694992, 2118740, 3389984, 4237480, 8474960, 16949920]

約数ペア:

[(1, 16949920), (2, 8474960), (4, 4237480), (5, 3389984), (8, 2118740), (10, 1694992), (13, 1303840), (16, 1059370), (20, 847496), (26, 651920), (29, 584480), (32, 529685), (40, 423748), (52, 325960), (58, 292240), (65, 260768), (80, 211874), (104, 162980), (116, 146120), (130, 130384), (145, 116896), (160, 105937), (208, 81490), (232, 73060), (260, 65192), (281, 60320), (290, 58448), (377, 44960), (416, 40745), (464, 36530), (520, 32596), (562, 30160), (580, 29224), (754, 22480), (928, 18265), (1040, 16298), (1124, 15080), (1160, 14612), (1405, 12064), (1508, 11240), (1885, 8992), (2080, 8149), (2248, 7540), (2320, 7306), (2810, 6032), (3016, 5620), (3653, 4640), (3770, 4496)]