24912440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{461}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 64532160

約数和(自身を除く): 39619720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 193, 280, 386, 461, 772, 922, 965, 1351, 1544, 1844, 1930, 2305, 2702, 3227, 3688, 3860, 4610, 5404, 6454, 6755, 7720, 9220, 10808, 12908, 13510, 16135, 18440, 25816, 27020, 32270, 54040, 64540, 88973, 129080, 177946, 355892, 444865, 622811, 711784, 889730, 1245622, 1779460, 2491244, 3114055, 3558920, 4982488, 6228110, 12456220, 24912440]

約数ペア:

[(1, 24912440), (2, 12456220), (4, 6228110), (5, 4982488), (7, 3558920), (8, 3114055), (10, 2491244), (14, 1779460), (20, 1245622), (28, 889730), (35, 711784), (40, 622811), (56, 444865), (70, 355892), (140, 177946), (193, 129080), (280, 88973), (386, 64540), (461, 54040), (772, 32270), (922, 27020), (965, 25816), (1351, 18440), (1544, 16135), (1844, 13510), (1930, 12908), (2305, 10808), (2702, 9220), (3227, 7720), (3688, 6755), (3860, 6454), (4610, 5404)]