40578090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{971}}^1$

素因数の和:1187

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 71396310

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 199, 210, 398, 597, 971, 995, 1194, 1393, 1942, 1990, 2786, 2913, 2985, 4179, 4855, 5826, 5970, 6797, 6965, 8358, 9710, 13594, 13930, 14565, 20391, 20895, 29130, 33985, 40782, 41790, 67970, 101955, 193229, 203910, 386458, 579687, 966145, 1159374, 1352603, 1932290, 2705206, 2898435, 4057809, 5796870, 6763015, 8115618, 13526030, 20289045, 40578090]

約数ペア:

[(1, 40578090), (2, 20289045), (3, 13526030), (5, 8115618), (6, 6763015), (7, 5796870), (10, 4057809), (14, 2898435), (15, 2705206), (21, 1932290), (30, 1352603), (35, 1159374), (42, 966145), (70, 579687), (105, 386458), (199, 203910), (210, 193229), (398, 101955), (597, 67970), (971, 41790), (995, 40782), (1194, 33985), (1393, 29130), (1942, 20895), (1990, 20391), (2786, 14565), (2913, 13930), (2985, 13594), (4179, 9710), (4855, 8358), (5826, 6965), (5970, 6797)]