20071100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{541}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 50809248

約数和(自身を除く): 30738148

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 70, 100, 106, 140, 175, 212, 265, 350, 371, 530, 541, 700, 742, 1060, 1082, 1325, 1484, 1855, 2164, 2650, 2705, 3710, 3787, 5300, 5410, 7420, 7574, 9275, 10820, 13525, 15148, 18550, 18935, 27050, 28673, 37100, 37870, 54100, 57346, 75740, 94675, 114692, 143365, 189350, 200711, 286730, 378700, 401422, 573460, 716825, 802844, 1003555, 1433650, 2007110, 2867300, 4014220, 5017775, 10035550, 20071100]

約数ペア:

[(1, 20071100), (2, 10035550), (4, 5017775), (5, 4014220), (7, 2867300), (10, 2007110), (14, 1433650), (20, 1003555), (25, 802844), (28, 716825), (35, 573460), (50, 401422), (53, 378700), (70, 286730), (100, 200711), (106, 189350), (140, 143365), (175, 114692), (212, 94675), (265, 75740), (350, 57346), (371, 54100), (530, 37870), (541, 37100), (700, 28673), (742, 27050), (1060, 18935), (1082, 18550), (1325, 15148), (1484, 13525), (1855, 10820), (2164, 9275), (2650, 7574), (2705, 7420), (3710, 5410), (3787, 5300)]