812986130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{180263}}^1$

素因数の和:180322

約数の個数: 32

約数和(自身を含む): 1635355008

約数和(自身を除く): 822368878

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 180263, 360526, 901315, 1802630, 1982893, 3965786, 7390783, 9914465, 14781566, 19828930, 36953915, 73907830, 81298613, 162597226, 406493065, 812986130]

約数ペア:

[(1, 812986130), (2, 406493065), (5, 162597226), (10, 81298613), (11, 73907830), (22, 36953915), (41, 19828930), (55, 14781566), (82, 9914465), (110, 7390783), (205, 3965786), (410, 1982893), (451, 1802630), (902, 901315), (2255, 360526), (4510, 180263)]