27949040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1721}}^1$

素因数の和:1770

約数の個数: 80

約数和(自身を含む): 76870080

約数和(自身を除く): 48921040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 1015, 1160, 1624, 1721, 2030, 2320, 3248, 3442, 4060, 6884, 8120, 8605, 12047, 13768, 16240, 17210, 24094, 27536, 34420, 48188, 49909, 60235, 68840, 96376, 99818, 120470, 137680, 192752, 199636, 240940, 249545, 349363, 399272, 481880, 499090, 698726, 798544, 963760, 998180, 1397452, 1746815, 1996360, 2794904, 3493630, 3992720, 5589808, 6987260, 13974520, 27949040]

約数ペア:

[(1, 27949040), (2, 13974520), (4, 6987260), (5, 5589808), (7, 3992720), (8, 3493630), (10, 2794904), (14, 1996360), (16, 1746815), (20, 1397452), (28, 998180), (29, 963760), (35, 798544), (40, 698726), (56, 499090), (58, 481880), (70, 399272), (80, 349363), (112, 249545), (116, 240940), (140, 199636), (145, 192752), (203, 137680), (232, 120470), (280, 99818), (290, 96376), (406, 68840), (464, 60235), (560, 49909), (580, 48188), (812, 34420), (1015, 27536), (1160, 24094), (1624, 17210), (1721, 16240), (2030, 13768), (2320, 12047), (3248, 8605), (3442, 8120), (4060, 6884)]