29419280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1$

素因数の和:456

約数の個数: 80

約数和(自身を含む): 75584448

約数和(自身を除く): 46165168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 101, 110, 176, 202, 220, 331, 404, 440, 505, 662, 808, 880, 1010, 1111, 1324, 1616, 1655, 2020, 2222, 2648, 3310, 3641, 4040, 4444, 5296, 5555, 6620, 7282, 8080, 8888, 11110, 13240, 14564, 17776, 18205, 22220, 26480, 29128, 33431, 36410, 44440, 58256, 66862, 72820, 88880, 133724, 145640, 167155, 267448, 291280, 334310, 367741, 534896, 668620, 735482, 1337240, 1470964, 1838705, 2674480, 2941928, 3677410, 5883856, 7354820, 14709640, 29419280]

約数ペア:

[(1, 29419280), (2, 14709640), (4, 7354820), (5, 5883856), (8, 3677410), (10, 2941928), (11, 2674480), (16, 1838705), (20, 1470964), (22, 1337240), (40, 735482), (44, 668620), (55, 534896), (80, 367741), (88, 334310), (101, 291280), (110, 267448), (176, 167155), (202, 145640), (220, 133724), (331, 88880), (404, 72820), (440, 66862), (505, 58256), (662, 44440), (808, 36410), (880, 33431), (1010, 29128), (1111, 26480), (1324, 22220), (1616, 18205), (1655, 17776), (2020, 14564), (2222, 13240), (2648, 11110), (3310, 8888), (3641, 8080), (4040, 7282), (4444, 6620), (5296, 5555)]