2012621420

素因数分解:

$2^2\times 5^1\times {\mathrm{14561}}^1\times {\mathrm{6911}}^1$

素因数の和:21481

約数の個数: 24

約数和(自身を含む): 4227406848

約数和(自身を除く): 2214785428

約数列:

[1, 2, 4, 5, 10, 20, 6911, 13822, 14561, 27644, 29122, 34555, 58244, 69110, 72805, 138220, 145610, 291220, 100631071, 201262142, 402524284, 503155355, 1006310710, 2012621420]

約数ペア:

[(1, 2012621420), (2, 1006310710), (4, 503155355), (5, 402524284), (10, 201262142), (20, 100631071), (6911, 291220), (13822, 145610), (14561, 138220), (27644, 72805), (29122, 69110), (34555, 58244)]