30084040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{15349}}^1$

素因数の和:15374

約数の個数: 48

約数和(自身を含む): 78745500

約数和(自身を除く): 48661460

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, 15349, 30698, 61396, 76745, 107443, 122792, 153490, 214886, 306980, 429772, 537215, 613960, 752101, 859544, 1074430, 1504202, 2148860, 3008404, 3760505, 4297720, 6016808, 7521010, 15042020, 30084040]

約数ペア:

[(1, 30084040), (2, 15042020), (4, 7521010), (5, 6016808), (7, 4297720), (8, 3760505), (10, 3008404), (14, 2148860), (20, 1504202), (28, 1074430), (35, 859544), (40, 752101), (49, 613960), (56, 537215), (70, 429772), (98, 306980), (140, 214886), (196, 153490), (245, 122792), (280, 107443), (392, 76745), (490, 61396), (980, 30698), (1960, 15349)]