12900730

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{241}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 23992848

約数和(自身を除く): 11092118

約数列:

[1, 2, 5, 10, 53, 101, 106, 202, 241, 265, 482, 505, 530, 1010, 1205, 2410, 5353, 10706, 12773, 24341, 25546, 26765, 48682, 53530, 63865, 121705, 127730, 243410, 1290073, 2580146, 6450365, 12900730]

約数ペア:

[(1, 12900730), (2, 6450365), (5, 2580146), (10, 1290073), (53, 243410), (101, 127730), (106, 121705), (202, 63865), (241, 53530), (265, 48682), (482, 26765), (505, 25546), (530, 24341), (1010, 12773), (1205, 10706), (2410, 5353)]