2012988440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2648669}}^1$

素因数の和:2648699

約数の個数: 32

約数和(自身を含む): 4767606000

約数和(自身を除く): 2754617560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2648669, 5297338, 10594676, 13243345, 21189352, 26486690, 50324711, 52973380, 100649422, 105946760, 201298844, 251623555, 402597688, 503247110, 1006494220, 2012988440]

約数ペア:

[(1, 2012988440), (2, 1006494220), (4, 503247110), (5, 402597688), (8, 251623555), (10, 201298844), (19, 105946760), (20, 100649422), (38, 52973380), (40, 50324711), (76, 26486690), (95, 21189352), (152, 13243345), (190, 10594676), (380, 5297338), (760, 2648669)]