989698060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1459}}^1\times {\mathrm{2609}}^1$

素因数の和:4090

約数の個数: 48

約数和(自身を含む): 2240632800

約数和(自身を除く): 1250934740

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1459, 2609, 2918, 5218, 5836, 7295, 10436, 13045, 14590, 18967, 26090, 29180, 33917, 37934, 52180, 67834, 75868, 94835, 135668, 169585, 189670, 339170, 379340, 678340, 3806531, 7613062, 15226124, 19032655, 38065310, 49484903, 76130620, 98969806, 197939612, 247424515, 494849030, 989698060]

約数ペア:

[(1, 989698060), (2, 494849030), (4, 247424515), (5, 197939612), (10, 98969806), (13, 76130620), (20, 49484903), (26, 38065310), (52, 19032655), (65, 15226124), (130, 7613062), (260, 3806531), (1459, 678340), (2609, 379340), (2918, 339170), (5218, 189670), (5836, 169585), (7295, 135668), (10436, 94835), (13045, 75868), (14590, 67834), (18967, 52180), (26090, 37934), (29180, 33917)]