17258480

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1$

素因数の和:258

約数の個数: 80

約数和(自身を含む): 42720480

約数和(自身を除く): 25462000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 58, 80, 86, 116, 145, 172, 173, 215, 232, 290, 344, 346, 430, 464, 580, 688, 692, 860, 865, 1160, 1247, 1384, 1720, 1730, 2320, 2494, 2768, 3440, 3460, 4988, 5017, 6235, 6920, 7439, 9976, 10034, 12470, 13840, 14878, 19952, 20068, 24940, 25085, 29756, 37195, 40136, 49880, 50170, 59512, 74390, 80272, 99760, 100340, 119024, 148780, 200680, 215731, 297560, 401360, 431462, 595120, 862924, 1078655, 1725848, 2157310, 3451696, 4314620, 8629240, 17258480]

約数ペア:

[(1, 17258480), (2, 8629240), (4, 4314620), (5, 3451696), (8, 2157310), (10, 1725848), (16, 1078655), (20, 862924), (29, 595120), (40, 431462), (43, 401360), (58, 297560), (80, 215731), (86, 200680), (116, 148780), (145, 119024), (172, 100340), (173, 99760), (215, 80272), (232, 74390), (290, 59512), (344, 50170), (346, 49880), (430, 40136), (464, 37195), (580, 29756), (688, 25085), (692, 24940), (860, 20068), (865, 19952), (1160, 14878), (1247, 13840), (1384, 12470), (1720, 10034), (1730, 9976), (2320, 7439), (2494, 6920), (2768, 6235), (3440, 5017), (3460, 4988)]