3398920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:278

約数の個数: 64

約数和(自身を含む): 8928000

約数和(自身を除く): 5529080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 199, 244, 280, 305, 398, 427, 488, 610, 796, 854, 995, 1220, 1393, 1592, 1708, 1990, 2135, 2440, 2786, 3416, 3980, 4270, 5572, 6965, 7960, 8540, 11144, 12139, 13930, 17080, 24278, 27860, 48556, 55720, 60695, 84973, 97112, 121390, 169946, 242780, 339892, 424865, 485560, 679784, 849730, 1699460, 3398920]

約数ペア:

[(1, 3398920), (2, 1699460), (4, 849730), (5, 679784), (7, 485560), (8, 424865), (10, 339892), (14, 242780), (20, 169946), (28, 121390), (35, 97112), (40, 84973), (56, 60695), (61, 55720), (70, 48556), (122, 27860), (140, 24278), (199, 17080), (244, 13930), (280, 12139), (305, 11144), (398, 8540), (427, 7960), (488, 6965), (610, 5572), (796, 4270), (854, 3980), (995, 3416), (1220, 2786), (1393, 2440), (1592, 2135), (1708, 1990)]