40048960

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:984

約数の個数: 112

約数和(自身を含む): 114848640

約数和(自身を除く): 74799680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 64, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 320, 380, 448, 532, 560, 608, 665, 760, 941, 1064, 1120, 1216, 1330, 1520, 1882, 2128, 2240, 2660, 3040, 3764, 4256, 4705, 5320, 6080, 6587, 7528, 8512, 9410, 10640, 13174, 15056, 17879, 18820, 21280, 26348, 30112, 32935, 35758, 37640, 42560, 52696, 60224, 65870, 71516, 75280, 89395, 105392, 125153, 131740, 143032, 150560, 178790, 210784, 250306, 263480, 286064, 301120, 357580, 421568, 500612, 526960, 572128, 625765, 715160, 1001224, 1053920, 1144256, 1251530, 1430320, 2002448, 2107840, 2503060, 2860640, 4004896, 5006120, 5721280, 8009792, 10012240, 20024480, 40048960]

約数ペア:

[(1, 40048960), (2, 20024480), (4, 10012240), (5, 8009792), (7, 5721280), (8, 5006120), (10, 4004896), (14, 2860640), (16, 2503060), (19, 2107840), (20, 2002448), (28, 1430320), (32, 1251530), (35, 1144256), (38, 1053920), (40, 1001224), (56, 715160), (64, 625765), (70, 572128), (76, 526960), (80, 500612), (95, 421568), (112, 357580), (133, 301120), (140, 286064), (152, 263480), (160, 250306), (190, 210784), (224, 178790), (266, 150560), (280, 143032), (304, 131740), (320, 125153), (380, 105392), (448, 89395), (532, 75280), (560, 71516), (608, 65870), (665, 60224), (760, 52696), (941, 42560), (1064, 37640), (1120, 35758), (1216, 32935), (1330, 30112), (1520, 26348), (1882, 21280), (2128, 18820), (2240, 17879), (2660, 15056), (3040, 13174), (3764, 10640), (4256, 9410), (4705, 8512), (5320, 7528), (6080, 6587)]