2011196560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{10639}}^1$

素因数の和:10808

約数の個数: 80

約数和(自身を含む): 4987180800

約数和(自身を除く): 2975984240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 139, 170, 272, 278, 340, 556, 680, 695, 1112, 1360, 1390, 2224, 2363, 2780, 4726, 5560, 9452, 10639, 11120, 11815, 18904, 21278, 23630, 37808, 42556, 47260, 53195, 85112, 94520, 106390, 170224, 180863, 189040, 212780, 361726, 425560, 723452, 851120, 904315, 1446904, 1478821, 1808630, 2893808, 2957642, 3617260, 5915284, 7234520, 7394105, 11830568, 14469040, 14788210, 23661136, 25139957, 29576420, 50279914, 59152840, 100559828, 118305680, 125699785, 201119656, 251399570, 402239312, 502799140, 1005598280, 2011196560]

約数ペア:

[(1, 2011196560), (2, 1005598280), (4, 502799140), (5, 402239312), (8, 251399570), (10, 201119656), (16, 125699785), (17, 118305680), (20, 100559828), (34, 59152840), (40, 50279914), (68, 29576420), (80, 25139957), (85, 23661136), (136, 14788210), (139, 14469040), (170, 11830568), (272, 7394105), (278, 7234520), (340, 5915284), (556, 3617260), (680, 2957642), (695, 2893808), (1112, 1808630), (1360, 1478821), (1390, 1446904), (2224, 904315), (2363, 851120), (2780, 723452), (4726, 425560), (5560, 361726), (9452, 212780), (10639, 189040), (11120, 180863), (11815, 170224), (18904, 106390), (21278, 94520), (23630, 85112), (37808, 53195), (42556, 47260)]