127201720

素因数分解:

$2^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{14009}}^1$

素因数の和:14247

約数の個数: 32

約数和(自身を含む): 287485200

約数和(自身を除く): 160283480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 227, 454, 908, 1135, 1816, 2270, 4540, 9080, 14009, 28018, 56036, 70045, 112072, 140090, 280180, 560360, 3180043, 6360086, 12720172, 15900215, 25440344, 31800430, 63600860, 127201720]

約数ペア:

[(1, 127201720), (2, 63600860), (4, 31800430), (5, 25440344), (8, 15900215), (10, 12720172), (20, 6360086), (40, 3180043), (227, 560360), (454, 280180), (908, 140090), (1135, 112072), (1816, 70045), (2270, 56036), (4540, 28018), (9080, 14009)]