30372860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{7481}}^1$

素因数の和:7526

約数の個数: 48

約数和(自身を含む): 75418560

約数和(自身を除く): 45045700

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, 7481, 14962, 29924, 37405, 52367, 74810, 104734, 149620, 209468, 216949, 261835, 433898, 523670, 867796, 1047340, 1084745, 1518643, 2169490, 3037286, 4338980, 6074572, 7593215, 15186430, 30372860]

約数ペア:

[(1, 30372860), (2, 15186430), (4, 7593215), (5, 6074572), (7, 4338980), (10, 3037286), (14, 2169490), (20, 1518643), (28, 1084745), (29, 1047340), (35, 867796), (58, 523670), (70, 433898), (116, 261835), (140, 216949), (145, 209468), (203, 149620), (290, 104734), (406, 74810), (580, 52367), (812, 37405), (1015, 29924), (2030, 14962), (4060, 7481)]