1888394450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1$

素因数の和:1092

約数の個数: 96

約数和(自身を含む): 3841896960

約数和(自身を除く): 1953502510

約数列:

[1, 2, 5, 10, 25, 29, 31, 43, 50, 58, 62, 86, 145, 155, 215, 290, 310, 430, 725, 775, 899, 977, 1075, 1247, 1333, 1450, 1550, 1798, 1954, 2150, 2494, 2666, 4495, 4885, 6235, 6665, 8990, 9770, 12470, 13330, 22475, 24425, 28333, 30287, 31175, 33325, 38657, 42011, 44950, 48850, 56666, 60574, 62350, 66650, 77314, 84022, 141665, 151435, 193285, 210055, 283330, 302870, 386570, 420110, 708325, 757175, 878323, 966425, 1050275, 1218319, 1302341, 1416650, 1514350, 1756646, 1932850, 2100550, 2436638, 2604682, 4391615, 6091595, 6511705, 8783230, 12183190, 13023410, 21958075, 30457975, 32558525, 37767889, 43916150, 60915950, 65117050, 75535778, 188839445, 377678890, 944197225, 1888394450]

約数ペア:

[(1, 1888394450), (2, 944197225), (5, 377678890), (10, 188839445), (25, 75535778), (29, 65117050), (31, 60915950), (43, 43916150), (50, 37767889), (58, 32558525), (62, 30457975), (86, 21958075), (145, 13023410), (155, 12183190), (215, 8783230), (290, 6511705), (310, 6091595), (430, 4391615), (725, 2604682), (775, 2436638), (899, 2100550), (977, 1932850), (1075, 1756646), (1247, 1514350), (1333, 1416650), (1450, 1302341), (1550, 1218319), (1798, 1050275), (1954, 966425), (2150, 878323), (2494, 757175), (2666, 708325), (4495, 420110), (4885, 386570), (6235, 302870), (6665, 283330), (8990, 210055), (9770, 193285), (12470, 151435), (13330, 141665), (22475, 84022), (24425, 77314), (28333, 66650), (30287, 62350), (31175, 60574), (33325, 56666), (38657, 48850), (42011, 44950)]