2012197900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{467953}}^1$

素因数の和:468010

約数の個数: 36

約数和(自身を含む): 4468024792

約数和(自身を除く): 2455826892

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 467953, 935906, 1871812, 2339765, 4679530, 9359060, 11698825, 20121979, 23397650, 40243958, 46795300, 80487916, 100609895, 201219790, 402439580, 503049475, 1006098950, 2012197900]

約数ペア:

[(1, 2012197900), (2, 1006098950), (4, 503049475), (5, 402439580), (10, 201219790), (20, 100609895), (25, 80487916), (43, 46795300), (50, 40243958), (86, 23397650), (100, 20121979), (172, 11698825), (215, 9359060), (430, 4679530), (860, 2339765), (1075, 1871812), (2150, 935906), (4300, 467953)]