30445940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7499}}^1$

素因数の和:7544

約数の個数: 48

約数和(自身を含む): 75600000

約数和(自身を除く): 45154060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 7499, 14998, 29996, 37495, 52493, 74990, 104986, 149980, 209972, 217471, 262465, 434942, 524930, 869884, 1049860, 1087355, 1522297, 2174710, 3044594, 4349420, 6089188, 7611485, 15222970, 30445940]

約数ペア:

[(1, 30445940), (2, 15222970), (4, 7611485), (5, 6089188), (7, 4349420), (10, 3044594), (14, 2174710), (20, 1522297), (28, 1087355), (29, 1049860), (35, 869884), (58, 524930), (70, 434942), (116, 262465), (140, 217471), (145, 209972), (203, 149980), (290, 104986), (406, 74990), (580, 52493), (812, 37495), (1015, 29996), (2030, 14998), (4060, 7499)]