204521140

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 438903360

約数和(自身を除く): 234382220

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 353, 491, 590, 706, 982, 1180, 1412, 1765, 1964, 2455, 3530, 4910, 7060, 9820, 20827, 28969, 41654, 57938, 83308, 104135, 115876, 144845, 173323, 208270, 289690, 346646, 416540, 579380, 693292, 866615, 1733230, 3466460, 10226057, 20452114, 40904228, 51130285, 102260570, 204521140]

約数ペア:

[(1, 204521140), (2, 102260570), (4, 51130285), (5, 40904228), (10, 20452114), (20, 10226057), (59, 3466460), (118, 1733230), (236, 866615), (295, 693292), (353, 579380), (491, 416540), (590, 346646), (706, 289690), (982, 208270), (1180, 173323), (1412, 144845), (1765, 115876), (1964, 104135), (2455, 83308), (3530, 57938), (4910, 41654), (7060, 28969), (9820, 20827)]