40200720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23929}}^1$

素因数の和:23952

約数の個数: 80

約数和(自身を含む): 142431360

約数和(自身を除く): 102230640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 23929, 47858, 71787, 95716, 119645, 143574, 167503, 191432, 239290, 287148, 335006, 358935, 382864, 478580, 502509, 574296, 670012, 717870, 837515, 957160, 1005018, 1148592, 1340024, 1435740, 1675030, 1914320, 2010036, 2512545, 2680048, 2871480, 3350060, 4020072, 5025090, 5742960, 6700120, 8040144, 10050180, 13400240, 20100360, 40200720]

約数ペア:

[(1, 40200720), (2, 20100360), (3, 13400240), (4, 10050180), (5, 8040144), (6, 6700120), (7, 5742960), (8, 5025090), (10, 4020072), (12, 3350060), (14, 2871480), (15, 2680048), (16, 2512545), (20, 2010036), (21, 1914320), (24, 1675030), (28, 1435740), (30, 1340024), (35, 1148592), (40, 1005018), (42, 957160), (48, 837515), (56, 717870), (60, 670012), (70, 574296), (80, 502509), (84, 478580), (105, 382864), (112, 358935), (120, 335006), (140, 287148), (168, 239290), (210, 191432), (240, 167503), (280, 143574), (336, 119645), (420, 95716), (560, 71787), (840, 47858), (1680, 23929)]