9221660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 22310400

約数和(自身を除く): 13088740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 331, 398, 662, 796, 995, 1324, 1393, 1655, 1990, 2317, 2786, 3310, 3980, 4634, 5572, 6620, 6965, 9268, 11585, 13930, 23170, 27860, 46340, 65869, 131738, 263476, 329345, 461083, 658690, 922166, 1317380, 1844332, 2305415, 4610830, 9221660]

約数ペア:

[(1, 9221660), (2, 4610830), (4, 2305415), (5, 1844332), (7, 1317380), (10, 922166), (14, 658690), (20, 461083), (28, 329345), (35, 263476), (70, 131738), (140, 65869), (199, 46340), (331, 27860), (398, 23170), (662, 13930), (796, 11585), (995, 9268), (1324, 6965), (1393, 6620), (1655, 5572), (1990, 4634), (2317, 3980), (2786, 3310)]