1931300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 72

約数和(自身を含む): 4999680

約数和(自身を除く): 3068380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 89, 100, 124, 140, 155, 175, 178, 217, 310, 350, 356, 434, 445, 620, 623, 700, 775, 868, 890, 1085, 1246, 1550, 1780, 2170, 2225, 2492, 2759, 3100, 3115, 4340, 4450, 5425, 5518, 6230, 8900, 10850, 11036, 12460, 13795, 15575, 19313, 21700, 27590, 31150, 38626, 55180, 62300, 68975, 77252, 96565, 137950, 193130, 275900, 386260, 482825, 965650, 1931300]

約数ペア:

[(1, 1931300), (2, 965650), (4, 482825), (5, 386260), (7, 275900), (10, 193130), (14, 137950), (20, 96565), (25, 77252), (28, 68975), (31, 62300), (35, 55180), (50, 38626), (62, 31150), (70, 27590), (89, 21700), (100, 19313), (124, 15575), (140, 13795), (155, 12460), (175, 11036), (178, 10850), (217, 8900), (310, 6230), (350, 5518), (356, 5425), (434, 4450), (445, 4340), (620, 3115), (623, 3100), (700, 2759), (775, 2492), (868, 2225), (890, 2170), (1085, 1780), (1246, 1550)]