202010720

素因数分解:

$2^5\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1523}}^1$

素因数の和:2367

約数の個数: 48

約数和(自身を含む): 478139760

約数和(自身を除く): 276129040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 829, 1523, 1658, 3046, 3316, 4145, 6092, 6632, 7615, 8290, 12184, 13264, 15230, 16580, 24368, 26528, 30460, 33160, 48736, 60920, 66320, 121840, 132640, 243680, 1262567, 2525134, 5050268, 6312835, 10100536, 12625670, 20201072, 25251340, 40402144, 50502680, 101005360, 202010720]

約数ペア:

[(1, 202010720), (2, 101005360), (4, 50502680), (5, 40402144), (8, 25251340), (10, 20201072), (16, 12625670), (20, 10100536), (32, 6312835), (40, 5050268), (80, 2525134), (160, 1262567), (829, 243680), (1523, 132640), (1658, 121840), (3046, 66320), (3316, 60920), (4145, 48736), (6092, 33160), (6632, 30460), (7615, 26528), (8290, 24368), (12184, 16580), (13264, 15230)]