201149720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{218641}}^1$

素因数の和:218675

約数の個数: 32

約数和(自身を含む): 472266720

約数和(自身を除く): 271117000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 218641, 437282, 874564, 1093205, 1749128, 2186410, 4372820, 5028743, 8745640, 10057486, 20114972, 25143715, 40229944, 50287430, 100574860, 201149720]

約数ペア:

[(1, 201149720), (2, 100574860), (4, 50287430), (5, 40229944), (8, 25143715), (10, 20114972), (20, 10057486), (23, 8745640), (40, 5028743), (46, 4372820), (92, 2186410), (115, 1749128), (184, 1093205), (230, 874564), (460, 437282), (920, 218641)]