1994123760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{16651}}^1$

素因数の和:17166

約数の個数: 80

約数和(自身を含む): 6194544000

約数和(自身を除く): 4200420240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 499, 998, 1497, 1996, 2495, 2994, 3992, 4990, 5988, 7485, 7984, 9980, 11976, 14970, 16651, 19960, 23952, 29940, 33302, 39920, 49953, 59880, 66604, 83255, 99906, 119760, 133208, 166510, 199812, 249765, 266416, 333020, 399624, 499530, 666040, 799248, 999060, 1332080, 1998120, 3996240, 8308849, 16617698, 24926547, 33235396, 41544245, 49853094, 66470792, 83088490, 99706188, 124632735, 132941584, 166176980, 199412376, 249265470, 332353960, 398824752, 498530940, 664707920, 997061880, 1994123760]

約数ペア:

[(1, 1994123760), (2, 997061880), (3, 664707920), (4, 498530940), (5, 398824752), (6, 332353960), (8, 249265470), (10, 199412376), (12, 166176980), (15, 132941584), (16, 124632735), (20, 99706188), (24, 83088490), (30, 66470792), (40, 49853094), (48, 41544245), (60, 33235396), (80, 24926547), (120, 16617698), (240, 8308849), (499, 3996240), (998, 1998120), (1497, 1332080), (1996, 999060), (2495, 799248), (2994, 666040), (3992, 499530), (4990, 399624), (5988, 333020), (7485, 266416), (7984, 249765), (9980, 199812), (11976, 166510), (14970, 133208), (16651, 119760), (19960, 99906), (23952, 83255), (29940, 66604), (33302, 59880), (39920, 49953)]