20136584060

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{111659}}^1$

素因数の和:111866

約数の個数: 48

約数和(自身を含む): 43220459520

約数和(自身を除く): 23083875460

約数列:

[1, 2, 4, 5, 10, 20, 71, 127, 142, 254, 284, 355, 508, 635, 710, 1270, 1420, 2540, 9017, 18034, 36068, 45085, 90170, 111659, 180340, 223318, 446636, 558295, 1116590, 2233180, 7927789, 14180693, 15855578, 28361386, 31711156, 39638945, 56722772, 70903465, 79277890, 141806930, 158555780, 283613860, 1006829203, 2013658406, 4027316812, 5034146015, 10068292030, 20136584060]

約数ペア:

[(1, 20136584060), (2, 10068292030), (4, 5034146015), (5, 4027316812), (10, 2013658406), (20, 1006829203), (71, 283613860), (127, 158555780), (142, 141806930), (254, 79277890), (284, 70903465), (355, 56722772), (508, 39638945), (635, 31711156), (710, 28361386), (1270, 15855578), (1420, 14180693), (2540, 7927789), (9017, 2233180), (18034, 1116590), (36068, 558295), (45085, 446636), (90170, 223318), (111659, 180340)]