2045407780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2143}}^1\times {\mathrm{3671}}^1$

素因数の和:5836

約数の個数: 48

約数和(自身を含む): 4629187584

約数和(自身を除く): 2583779804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 2143, 3671, 4286, 7342, 8572, 10715, 14684, 18355, 21430, 27859, 36710, 42860, 47723, 55718, 73420, 95446, 111436, 139295, 190892, 238615, 278590, 477230, 557180, 954460, 7866953, 15733906, 31467812, 39334765, 78669530, 102270389, 157339060, 204540778, 409081556, 511351945, 1022703890, 2045407780]

約数ペア:

[(1, 2045407780), (2, 1022703890), (4, 511351945), (5, 409081556), (10, 204540778), (13, 157339060), (20, 102270389), (26, 78669530), (52, 39334765), (65, 31467812), (130, 15733906), (260, 7866953), (2143, 954460), (3671, 557180), (4286, 477230), (7342, 278590), (8572, 238615), (10715, 190892), (14684, 139295), (18355, 111436), (21430, 95446), (27859, 73420), (36710, 55718), (42860, 47723)]