320434720

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{42611}}^1$

素因数の和:42673

約数の個数: 48

約数和(自身を含む): 773152128

約数和(自身を除く): 452717408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 42611, 85222, 170444, 213055, 340888, 426110, 681776, 852220, 1363552, 1704440, 2002717, 3408880, 4005434, 6817760, 8010868, 10013585, 16021736, 20027170, 32043472, 40054340, 64086944, 80108680, 160217360, 320434720]

約数ペア:

[(1, 320434720), (2, 160217360), (4, 80108680), (5, 64086944), (8, 40054340), (10, 32043472), (16, 20027170), (20, 16021736), (32, 10013585), (40, 8010868), (47, 6817760), (80, 4005434), (94, 3408880), (160, 2002717), (188, 1704440), (235, 1363552), (376, 852220), (470, 681776), (752, 426110), (940, 340888), (1504, 213055), (1880, 170444), (3760, 85222), (7520, 42611)]