28110880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1321}}^1$

素因数の和:1362

約数の個数: 96

約数和(自身を含む): 79954560

約数和(自身を除く): 51843680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 160, 190, 224, 266, 280, 304, 380, 532, 560, 608, 665, 760, 1064, 1120, 1321, 1330, 1520, 2128, 2642, 2660, 3040, 4256, 5284, 5320, 6605, 9247, 10568, 10640, 13210, 18494, 21136, 21280, 25099, 26420, 36988, 42272, 46235, 50198, 52840, 73976, 92470, 100396, 105680, 125495, 147952, 175693, 184940, 200792, 211360, 250990, 295904, 351386, 369880, 401584, 501980, 702772, 739760, 803168, 878465, 1003960, 1405544, 1479520, 1756930, 2007920, 2811088, 3513860, 4015840, 5622176, 7027720, 14055440, 28110880]

約数ペア:

[(1, 28110880), (2, 14055440), (4, 7027720), (5, 5622176), (7, 4015840), (8, 3513860), (10, 2811088), (14, 2007920), (16, 1756930), (19, 1479520), (20, 1405544), (28, 1003960), (32, 878465), (35, 803168), (38, 739760), (40, 702772), (56, 501980), (70, 401584), (76, 369880), (80, 351386), (95, 295904), (112, 250990), (133, 211360), (140, 200792), (152, 184940), (160, 175693), (190, 147952), (224, 125495), (266, 105680), (280, 100396), (304, 92470), (380, 73976), (532, 52840), (560, 50198), (608, 46235), (665, 42272), (760, 36988), (1064, 26420), (1120, 25099), (1321, 21280), (1330, 21136), (1520, 18494), (2128, 13210), (2642, 10640), (2660, 10568), (3040, 9247), (4256, 6605), (5284, 5320)]