2047710

素因数分解:

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

素因数の和:230

約数の個数: 64

約数和(自身を含む): 5760000

約数和(自身を除く): 3712290

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 199, 210, 245, 294, 343, 398, 490, 597, 686, 735, 995, 1029, 1194, 1393, 1470, 1715, 1990, 2058, 2786, 2985, 3430, 4179, 5145, 5970, 6965, 8358, 9751, 10290, 13930, 19502, 20895, 29253, 41790, 48755, 58506, 68257, 97510, 136514, 146265, 204771, 292530, 341285, 409542, 682570, 1023855, 2047710]

約数ペア:

[(1, 2047710), (2, 1023855), (3, 682570), (5, 409542), (6, 341285), (7, 292530), (10, 204771), (14, 146265), (15, 136514), (21, 97510), (30, 68257), (35, 58506), (42, 48755), (49, 41790), (70, 29253), (98, 20895), (105, 19502), (147, 13930), (199, 10290), (210, 9751), (245, 8358), (294, 6965), (343, 5970), (398, 5145), (490, 4179), (597, 3430), (686, 2985), (735, 2786), (995, 2058), (1029, 1990), (1194, 1715), (1393, 1470)]