3898040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 9676800

約数和(自身を除く): 5778760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 223, 230, 380, 437, 446, 460, 760, 874, 892, 920, 1115, 1748, 1784, 2185, 2230, 3496, 4237, 4370, 4460, 5129, 8474, 8740, 8920, 10258, 16948, 17480, 20516, 21185, 25645, 33896, 41032, 42370, 51290, 84740, 97451, 102580, 169480, 194902, 205160, 389804, 487255, 779608, 974510, 1949020, 3898040]

約数ペア:

[(1, 3898040), (2, 1949020), (4, 974510), (5, 779608), (8, 487255), (10, 389804), (19, 205160), (20, 194902), (23, 169480), (38, 102580), (40, 97451), (46, 84740), (76, 51290), (92, 42370), (95, 41032), (115, 33896), (152, 25645), (184, 21185), (190, 20516), (223, 17480), (230, 16948), (380, 10258), (437, 8920), (446, 8740), (460, 8474), (760, 5129), (874, 4460), (892, 4370), (920, 4237), (1115, 3496), (1748, 2230), (1784, 2185)]