17471920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:502

約数の個数: 80

約数和(自身を含む): 44595360

約数和(自身を除く): 27123440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 443, 464, 493, 580, 680, 886, 986, 1160, 1360, 1772, 1972, 2215, 2320, 2465, 3544, 3944, 4430, 4930, 7088, 7531, 7888, 8860, 9860, 12847, 15062, 17720, 19720, 25694, 30124, 35440, 37655, 39440, 51388, 60248, 64235, 75310, 102776, 120496, 128470, 150620, 205552, 218399, 256940, 301240, 436798, 513880, 602480, 873596, 1027760, 1091995, 1747192, 2183990, 3494384, 4367980, 8735960, 17471920]

約数ペア:

[(1, 17471920), (2, 8735960), (4, 4367980), (5, 3494384), (8, 2183990), (10, 1747192), (16, 1091995), (17, 1027760), (20, 873596), (29, 602480), (34, 513880), (40, 436798), (58, 301240), (68, 256940), (80, 218399), (85, 205552), (116, 150620), (136, 128470), (145, 120496), (170, 102776), (232, 75310), (272, 64235), (290, 60248), (340, 51388), (443, 39440), (464, 37655), (493, 35440), (580, 30124), (680, 25694), (886, 19720), (986, 17720), (1160, 15062), (1360, 12847), (1772, 9860), (1972, 8860), (2215, 7888), (2320, 7531), (2465, 7088), (3544, 4930), (3944, 4430)]