433840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:70

約数の個数: 80

約数和(自身を含む): 1205280

約数和(自身を除く): 771440

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 29, 34, 40, 44, 55, 58, 68, 80, 85, 88, 110, 116, 136, 145, 170, 176, 187, 220, 232, 272, 290, 319, 340, 374, 440, 464, 493, 580, 638, 680, 748, 880, 935, 986, 1160, 1276, 1360, 1496, 1595, 1870, 1972, 2320, 2465, 2552, 2992, 3190, 3740, 3944, 4930, 5104, 5423, 6380, 7480, 7888, 9860, 10846, 12760, 14960, 19720, 21692, 25520, 27115, 39440, 43384, 54230, 86768, 108460, 216920, 433840]

約数ペア:

[(1, 433840), (2, 216920), (4, 108460), (5, 86768), (8, 54230), (10, 43384), (11, 39440), (16, 27115), (17, 25520), (20, 21692), (22, 19720), (29, 14960), (34, 12760), (40, 10846), (44, 9860), (55, 7888), (58, 7480), (68, 6380), (80, 5423), (85, 5104), (88, 4930), (110, 3944), (116, 3740), (136, 3190), (145, 2992), (170, 2552), (176, 2465), (187, 2320), (220, 1972), (232, 1870), (272, 1595), (290, 1496), (319, 1360), (340, 1276), (374, 1160), (440, 986), (464, 935), (493, 880), (580, 748), (638, 680)]