2048609860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{11923}}^1$

素因数の和:12025

約数の個数: 72

約数和(自身を含む): 4795737408

約数和(自身を除く): 2747127548

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 220, 242, 284, 355, 484, 605, 710, 781, 1210, 1420, 1562, 2420, 3124, 3905, 7810, 8591, 11923, 15620, 17182, 23846, 34364, 42955, 47692, 59615, 85910, 119230, 131153, 171820, 238460, 262306, 524612, 655765, 846533, 1311530, 1442683, 1693066, 2623060, 2885366, 3386132, 4232665, 5770732, 7213415, 8465330, 9311863, 14426830, 16930660, 18623726, 28853660, 37247452, 46559315, 93118630, 102430493, 186237260, 204860986, 409721972, 512152465, 1024304930, 2048609860]

約数ペア:

[(1, 2048609860), (2, 1024304930), (4, 512152465), (5, 409721972), (10, 204860986), (11, 186237260), (20, 102430493), (22, 93118630), (44, 46559315), (55, 37247452), (71, 28853660), (110, 18623726), (121, 16930660), (142, 14426830), (220, 9311863), (242, 8465330), (284, 7213415), (355, 5770732), (484, 4232665), (605, 3386132), (710, 2885366), (781, 2623060), (1210, 1693066), (1420, 1442683), (1562, 1311530), (2420, 846533), (3124, 655765), (3905, 524612), (7810, 262306), (8591, 238460), (11923, 171820), (15620, 131153), (17182, 119230), (23846, 85910), (34364, 59615), (42955, 47692)]