2012183980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{230227}}^1$

素因数の和:230278

約数の個数: 48

約数和(自身を含む): 4641396480

約数和(自身を除く): 2629212500

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 230227, 460454, 920908, 1151135, 2302270, 4374313, 4604540, 5295221, 8748626, 10590442, 17497252, 21180884, 21871565, 26476105, 43743130, 52952210, 87486260, 100609199, 105904420, 201218398, 402436796, 503045995, 1006091990, 2012183980]

約数ペア:

[(1, 2012183980), (2, 1006091990), (4, 503045995), (5, 402436796), (10, 201218398), (19, 105904420), (20, 100609199), (23, 87486260), (38, 52952210), (46, 43743130), (76, 26476105), (92, 21871565), (95, 21180884), (115, 17497252), (190, 10590442), (230, 8748626), (380, 5295221), (437, 4604540), (460, 4374313), (874, 2302270), (1748, 1151135), (2185, 920908), (4370, 460454), (8740, 230227)]