214732420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{21011}}^1$

素因数の和:21100

約数の個数: 48

約数和(自身を含む): 522442368

約数和(自身を除く): 307709948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 21011, 42022, 84044, 105055, 147077, 210110, 294154, 420220, 588308, 735385, 1470770, 1533803, 2941540, 3067606, 6135212, 7669015, 10736621, 15338030, 21473242, 30676060, 42946484, 53683105, 107366210, 214732420]

約数ペア:

[(1, 214732420), (2, 107366210), (4, 53683105), (5, 42946484), (7, 30676060), (10, 21473242), (14, 15338030), (20, 10736621), (28, 7669015), (35, 6135212), (70, 3067606), (73, 2941540), (140, 1533803), (146, 1470770), (292, 735385), (365, 588308), (511, 420220), (730, 294154), (1022, 210110), (1460, 147077), (2044, 105055), (2555, 84044), (5110, 42022), (10220, 21011)]