220120210

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1$

素因数の和:978

約数の個数: 32

約数和(自身を含む): 401283072

約数和(自身を除く): 181162862

約数列:

[1, 2, 5, 10, 127, 254, 353, 491, 635, 706, 982, 1270, 1765, 2455, 3530, 4910, 44831, 62357, 89662, 124714, 173323, 224155, 311785, 346646, 448310, 623570, 866615, 1733230, 22012021, 44024042, 110060105, 220120210]

約数ペア:

[(1, 220120210), (2, 110060105), (5, 44024042), (10, 22012021), (127, 1733230), (254, 866615), (353, 623570), (491, 448310), (635, 346646), (706, 311785), (982, 224155), (1270, 173323), (1765, 124714), (2455, 89662), (3530, 62357), (4910, 44831)]