17287720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1$

素因数の和:119

約数の個数: 96

約数和(自身を含む): 43797600

約数和(自身を除く): 26509880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 43, 46, 76, 86, 92, 95, 115, 152, 172, 184, 190, 215, 230, 344, 380, 430, 437, 460, 529, 760, 817, 860, 874, 920, 989, 1058, 1634, 1720, 1748, 1978, 2116, 2185, 2645, 3268, 3496, 3956, 4085, 4232, 4370, 4945, 5290, 6536, 7912, 8170, 8740, 9890, 10051, 10580, 16340, 17480, 18791, 19780, 20102, 21160, 22747, 32680, 37582, 39560, 40204, 45494, 50255, 75164, 80408, 90988, 93955, 100510, 113735, 150328, 181976, 187910, 201020, 227470, 375820, 402040, 432193, 454940, 751640, 864386, 909880, 1728772, 2160965, 3457544, 4321930, 8643860, 17287720]

約数ペア:

[(1, 17287720), (2, 8643860), (4, 4321930), (5, 3457544), (8, 2160965), (10, 1728772), (19, 909880), (20, 864386), (23, 751640), (38, 454940), (40, 432193), (43, 402040), (46, 375820), (76, 227470), (86, 201020), (92, 187910), (95, 181976), (115, 150328), (152, 113735), (172, 100510), (184, 93955), (190, 90988), (215, 80408), (230, 75164), (344, 50255), (380, 45494), (430, 40204), (437, 39560), (460, 37582), (529, 32680), (760, 22747), (817, 21160), (860, 20102), (874, 19780), (920, 18791), (989, 17480), (1058, 16340), (1634, 10580), (1720, 10051), (1748, 9890), (1978, 8740), (2116, 8170), (2185, 7912), (2645, 6536), (3268, 5290), (3496, 4945), (3956, 4370), (4085, 4232)]