21754659920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{532159}}^1$

素因数の和:532252

約数の個数: 80

約数和(自身を含む): 58597201920

約数和(自身を除く): 36842542000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 73, 80, 112, 140, 146, 280, 292, 365, 511, 560, 584, 730, 1022, 1168, 1460, 2044, 2555, 2920, 4088, 5110, 5840, 8176, 10220, 20440, 40880, 532159, 1064318, 2128636, 2660795, 3725113, 4257272, 5321590, 7450226, 8514544, 10643180, 14900452, 18625565, 21286360, 29800904, 37251130, 38847607, 42572720, 59601808, 74502260, 77695214, 149004520, 155390428, 194238035, 271933249, 298009040, 310780856, 388476070, 543866498, 621561712, 776952140, 1087732996, 1359666245, 1553904280, 2175465992, 2719332490, 3107808560, 4350931984, 5438664980, 10877329960, 21754659920]

約数ペア:

[(1, 21754659920), (2, 10877329960), (4, 5438664980), (5, 4350931984), (7, 3107808560), (8, 2719332490), (10, 2175465992), (14, 1553904280), (16, 1359666245), (20, 1087732996), (28, 776952140), (35, 621561712), (40, 543866498), (56, 388476070), (70, 310780856), (73, 298009040), (80, 271933249), (112, 194238035), (140, 155390428), (146, 149004520), (280, 77695214), (292, 74502260), (365, 59601808), (511, 42572720), (560, 38847607), (584, 37251130), (730, 29800904), (1022, 21286360), (1168, 18625565), (1460, 14900452), (2044, 10643180), (2555, 8514544), (2920, 7450226), (4088, 5321590), (5110, 4257272), (5840, 3725113), (8176, 2660795), (10220, 2128636), (20440, 1064318), (40880, 532159)]