3750487940

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1\times {\mathrm{6521}}^1$

素因数の和:6872

約数の個数: 48

約数和(自身を含む): 7971188400

約数和(自身を除く): 4220700460

約数列:

[1, 2, 4, 5, 10, 20, 149, 193, 298, 386, 596, 745, 772, 965, 1490, 1930, 2980, 3860, 6521, 13042, 26084, 28757, 32605, 57514, 65210, 115028, 130420, 143785, 287570, 575140, 971629, 1258553, 1943258, 2517106, 3886516, 4858145, 5034212, 6292765, 9716290, 12585530, 19432580, 25171060, 187524397, 375048794, 750097588, 937621985, 1875243970, 3750487940]

約数ペア:

[(1, 3750487940), (2, 1875243970), (4, 937621985), (5, 750097588), (10, 375048794), (20, 187524397), (149, 25171060), (193, 19432580), (298, 12585530), (386, 9716290), (596, 6292765), (745, 5034212), (772, 4858145), (965, 3886516), (1490, 2517106), (1930, 1943258), (2980, 1258553), (3860, 971629), (6521, 575140), (13042, 287570), (26084, 143785), (28757, 130420), (32605, 115028), (57514, 65210)]