20943600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:615

約数の個数: 120

約数和(自身を含む): 69376512

約数和(自身を除く): 48432912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 48, 50, 60, 62, 75, 80, 93, 100, 120, 124, 150, 155, 186, 200, 240, 248, 300, 310, 372, 400, 465, 496, 563, 600, 620, 744, 775, 930, 1126, 1200, 1240, 1488, 1550, 1689, 1860, 2252, 2325, 2480, 2815, 3100, 3378, 3720, 4504, 4650, 5630, 6200, 6756, 7440, 8445, 9008, 9300, 11260, 12400, 13512, 14075, 16890, 17453, 18600, 22520, 27024, 28150, 33780, 34906, 37200, 42225, 45040, 52359, 56300, 67560, 69812, 84450, 87265, 104718, 112600, 135120, 139624, 168900, 174530, 209436, 225200, 261795, 279248, 337800, 349060, 418872, 436325, 523590, 675600, 698120, 837744, 872650, 1047180, 1308975, 1396240, 1745300, 2094360, 2617950, 3490600, 4188720, 5235900, 6981200, 10471800, 20943600]

約数ペア:

[(1, 20943600), (2, 10471800), (3, 6981200), (4, 5235900), (5, 4188720), (6, 3490600), (8, 2617950), (10, 2094360), (12, 1745300), (15, 1396240), (16, 1308975), (20, 1047180), (24, 872650), (25, 837744), (30, 698120), (31, 675600), (40, 523590), (48, 436325), (50, 418872), (60, 349060), (62, 337800), (75, 279248), (80, 261795), (93, 225200), (100, 209436), (120, 174530), (124, 168900), (150, 139624), (155, 135120), (186, 112600), (200, 104718), (240, 87265), (248, 84450), (300, 69812), (310, 67560), (372, 56300), (400, 52359), (465, 45040), (496, 42225), (563, 37200), (600, 34906), (620, 33780), (744, 28150), (775, 27024), (930, 22520), (1126, 18600), (1200, 17453), (1240, 16890), (1488, 14075), (1550, 13512), (1689, 12400), (1860, 11260), (2252, 9300), (2325, 9008), (2480, 8445), (2815, 7440), (3100, 6756), (3378, 6200), (3720, 5630), (4504, 4650)]