20172645460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{699953}}^1$

素因数の和:700104

約数の個数: 48

約数和(自身を含む): 46566539712

約数和(自身を除く): 26393894252

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 131, 220, 262, 524, 655, 1310, 1441, 2620, 2882, 5764, 7205, 14410, 28820, 699953, 1399906, 2799812, 3499765, 6999530, 7699483, 13999060, 15398966, 30797932, 38497415, 76994830, 91693843, 153989660, 183387686, 366775372, 458469215, 916938430, 1008632273, 1833876860, 2017264546, 4034529092, 5043161365, 10086322730, 20172645460]

約数ペア:

[(1, 20172645460), (2, 10086322730), (4, 5043161365), (5, 4034529092), (10, 2017264546), (11, 1833876860), (20, 1008632273), (22, 916938430), (44, 458469215), (55, 366775372), (110, 183387686), (131, 153989660), (220, 91693843), (262, 76994830), (524, 38497415), (655, 30797932), (1310, 15398966), (1441, 13999060), (2620, 7699483), (2882, 6999530), (5764, 3499765), (7205, 2799812), (14410, 1399906), (28820, 699953)]