28461440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{6353}}^1$

素因数の和:6379

約数の個数: 64

約数和(自身を含む): 77772960

約数和(自身を除く): 49311520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 6353, 12706, 25412, 31765, 44471, 50824, 63530, 88942, 101648, 127060, 177884, 203296, 222355, 254120, 355768, 406592, 444710, 508240, 711536, 813184, 889420, 1016480, 1423072, 1778840, 2032960, 2846144, 3557680, 4065920, 5692288, 7115360, 14230720, 28461440]

約数ペア:

[(1, 28461440), (2, 14230720), (4, 7115360), (5, 5692288), (7, 4065920), (8, 3557680), (10, 2846144), (14, 2032960), (16, 1778840), (20, 1423072), (28, 1016480), (32, 889420), (35, 813184), (40, 711536), (56, 508240), (64, 444710), (70, 406592), (80, 355768), (112, 254120), (128, 222355), (140, 203296), (160, 177884), (224, 127060), (280, 101648), (320, 88942), (448, 63530), (560, 50824), (640, 44471), (896, 31765), (1120, 25412), (2240, 12706), (4480, 6353)]