1889341860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{10247}}^1$

素因数の和:10705

約数の個数: 96

約数和(自身を含む): 6060257280

約数和(自身を除く): 4170915420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 439, 878, 1317, 1756, 2195, 2634, 3073, 4390, 5268, 6146, 6585, 8780, 9219, 10247, 12292, 13170, 15365, 18438, 20494, 26340, 30730, 30741, 36876, 40988, 46095, 51235, 61460, 61482, 71729, 92190, 102470, 122964, 143458, 153705, 184380, 204940, 215187, 286916, 307410, 358645, 430374, 614820, 717290, 860748, 1075935, 1434580, 2151870, 4303740, 4498433, 8996866, 13495299, 17993732, 22492165, 26990598, 31489031, 44984330, 53981196, 62978062, 67476495, 89968660, 94467093, 125956124, 134952990, 157445155, 188934186, 269905980, 314890310, 377868372, 472335465, 629780620, 944670930, 1889341860]

約数ペア:

[(1, 1889341860), (2, 944670930), (3, 629780620), (4, 472335465), (5, 377868372), (6, 314890310), (7, 269905980), (10, 188934186), (12, 157445155), (14, 134952990), (15, 125956124), (20, 94467093), (21, 89968660), (28, 67476495), (30, 62978062), (35, 53981196), (42, 44984330), (60, 31489031), (70, 26990598), (84, 22492165), (105, 17993732), (140, 13495299), (210, 8996866), (420, 4498433), (439, 4303740), (878, 2151870), (1317, 1434580), (1756, 1075935), (2195, 860748), (2634, 717290), (3073, 614820), (4390, 430374), (5268, 358645), (6146, 307410), (6585, 286916), (8780, 215187), (9219, 204940), (10247, 184380), (12292, 153705), (13170, 143458), (15365, 122964), (18438, 102470), (20494, 92190), (26340, 71729), (30730, 61482), (30741, 61460), (36876, 51235), (40988, 46095)]