28126700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1747}}^1$

素因数の和:1791

約数の個数: 72

約数和(自身を含む): 72828672

約数和(自身を除く): 44701972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 140, 161, 175, 230, 322, 350, 460, 575, 644, 700, 805, 1150, 1610, 1747, 2300, 3220, 3494, 4025, 6988, 8050, 8735, 12229, 16100, 17470, 24458, 34940, 40181, 43675, 48916, 61145, 80362, 87350, 122290, 160724, 174700, 200905, 244580, 281267, 305725, 401810, 562534, 611450, 803620, 1004525, 1125068, 1222900, 1406335, 2009050, 2812670, 4018100, 5625340, 7031675, 14063350, 28126700]

約数ペア:

[(1, 28126700), (2, 14063350), (4, 7031675), (5, 5625340), (7, 4018100), (10, 2812670), (14, 2009050), (20, 1406335), (23, 1222900), (25, 1125068), (28, 1004525), (35, 803620), (46, 611450), (50, 562534), (70, 401810), (92, 305725), (100, 281267), (115, 244580), (140, 200905), (161, 174700), (175, 160724), (230, 122290), (322, 87350), (350, 80362), (460, 61145), (575, 48916), (644, 43675), (700, 40181), (805, 34940), (1150, 24458), (1610, 17470), (1747, 16100), (2300, 12229), (3220, 8735), (3494, 8050), (4025, 6988)]