20120369860

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{513013}}^1$

素因数の和:513112

約数の個数: 48

約数和(自身を含む): 44213598576

約数和(自身を除く): 24093228716

約数列:

[1, 2, 4, 5, 10, 20, 37, 53, 74, 106, 148, 185, 212, 265, 370, 530, 740, 1060, 1961, 3922, 7844, 9805, 19610, 39220, 513013, 1026026, 2052052, 2565065, 5130130, 10260260, 18981481, 27189689, 37962962, 54379378, 75925924, 94907405, 108758756, 135948445, 189814810, 271896890, 379629620, 543793780, 1006018493, 2012036986, 4024073972, 5030092465, 10060184930, 20120369860]

約数ペア:

[(1, 20120369860), (2, 10060184930), (4, 5030092465), (5, 4024073972), (10, 2012036986), (20, 1006018493), (37, 543793780), (53, 379629620), (74, 271896890), (106, 189814810), (148, 135948445), (185, 108758756), (212, 94907405), (265, 75925924), (370, 54379378), (530, 37962962), (740, 27189689), (1060, 18981481), (1961, 10260260), (3922, 5130130), (7844, 2565065), (9805, 2052052), (19610, 1026026), (39220, 513013)]