7945040

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5227}}^1$

素因数の和:5259

約数の個数: 40

約数和(自身を含む): 19448160

約数和(自身を除く): 11503120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 5227, 10454, 20908, 26135, 41816, 52270, 83632, 99313, 104540, 198626, 209080, 397252, 418160, 496565, 794504, 993130, 1589008, 1986260, 3972520, 7945040]

約数ペア:

[(1, 7945040), (2, 3972520), (4, 1986260), (5, 1589008), (8, 993130), (10, 794504), (16, 496565), (19, 418160), (20, 397252), (38, 209080), (40, 198626), (76, 104540), (80, 99313), (95, 83632), (152, 52270), (190, 41816), (304, 26135), (380, 20908), (760, 10454), (1520, 5227)]