20072100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2909}}^1$

素因数の和:2949

約数の個数: 72

約数和(自身を含む): 60621120

約数和(自身を除く): 40549020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 2909, 3450, 5818, 6900, 8727, 11636, 14545, 17454, 29090, 34908, 43635, 58180, 66907, 72725, 87270, 133814, 145450, 174540, 200721, 218175, 267628, 290900, 334535, 401442, 436350, 669070, 802884, 872700, 1003605, 1338140, 1672675, 2007210, 3345350, 4014420, 5018025, 6690700, 10036050, 20072100]

約数ペア:

[(1, 20072100), (2, 10036050), (3, 6690700), (4, 5018025), (5, 4014420), (6, 3345350), (10, 2007210), (12, 1672675), (15, 1338140), (20, 1003605), (23, 872700), (25, 802884), (30, 669070), (46, 436350), (50, 401442), (60, 334535), (69, 290900), (75, 267628), (92, 218175), (100, 200721), (115, 174540), (138, 145450), (150, 133814), (230, 87270), (276, 72725), (300, 66907), (345, 58180), (460, 43635), (575, 34908), (690, 29090), (1150, 17454), (1380, 14545), (1725, 11636), (2300, 8727), (2909, 6900), (3450, 5818)]