5305720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{2707}}^1$

素因数の和:2732

約数の個数: 48

約数和(自身を含む): 13892040

約数和(自身を除く): 8586320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 2707, 5414, 10828, 13535, 18949, 21656, 27070, 37898, 54140, 75796, 94745, 108280, 132643, 151592, 189490, 265286, 378980, 530572, 663215, 757960, 1061144, 1326430, 2652860, 5305720]

約数ペア:

[(1, 5305720), (2, 2652860), (4, 1326430), (5, 1061144), (7, 757960), (8, 663215), (10, 530572), (14, 378980), (20, 265286), (28, 189490), (35, 151592), (40, 132643), (49, 108280), (56, 94745), (70, 75796), (98, 54140), (140, 37898), (196, 27070), (245, 21656), (280, 18949), (392, 13535), (490, 10828), (980, 5414), (1960, 2707)]