20887800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1173

約数の個数: 96

約数和(自身を含む): 66900480

約数和(自身を除く): 46012680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 150, 155, 186, 200, 248, 300, 310, 372, 465, 600, 620, 744, 775, 930, 1123, 1240, 1550, 1860, 2246, 2325, 3100, 3369, 3720, 4492, 4650, 5615, 6200, 6738, 8984, 9300, 11230, 13476, 16845, 18600, 22460, 26952, 28075, 33690, 34813, 44920, 56150, 67380, 69626, 84225, 104439, 112300, 134760, 139252, 168450, 174065, 208878, 224600, 278504, 336900, 348130, 417756, 522195, 673800, 696260, 835512, 870325, 1044390, 1392520, 1740650, 2088780, 2610975, 3481300, 4177560, 5221950, 6962600, 10443900, 20887800]

約数ペア:

[(1, 20887800), (2, 10443900), (3, 6962600), (4, 5221950), (5, 4177560), (6, 3481300), (8, 2610975), (10, 2088780), (12, 1740650), (15, 1392520), (20, 1044390), (24, 870325), (25, 835512), (30, 696260), (31, 673800), (40, 522195), (50, 417756), (60, 348130), (62, 336900), (75, 278504), (93, 224600), (100, 208878), (120, 174065), (124, 168450), (150, 139252), (155, 134760), (186, 112300), (200, 104439), (248, 84225), (300, 69626), (310, 67380), (372, 56150), (465, 44920), (600, 34813), (620, 33690), (744, 28075), (775, 26952), (930, 22460), (1123, 18600), (1240, 16845), (1550, 13476), (1860, 11230), (2246, 9300), (2325, 8984), (3100, 6738), (3369, 6200), (3720, 5615), (4492, 4650)]