132421720

素因数分解:

$2^3\times 5^1\times {\mathrm{1187}}^1\times {\mathrm{2789}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 298306800

約数和(自身を除く): 165885080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1187, 2374, 2789, 4748, 5578, 5935, 9496, 11156, 11870, 13945, 22312, 23740, 27890, 47480, 55780, 111560, 3310543, 6621086, 13242172, 16552715, 26484344, 33105430, 66210860, 132421720]

約数ペア:

[(1, 132421720), (2, 66210860), (4, 33105430), (5, 26484344), (8, 16552715), (10, 13242172), (20, 6621086), (40, 3310543), (1187, 111560), (2374, 55780), (2789, 47480), (4748, 27890), (5578, 23740), (5935, 22312), (9496, 13945), (11156, 11870)]