2588892020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{905207}}^1$

素因数の和:905240

約数の個数: 48

約数和(自身を含む): 6387147648

約数和(自身を除く): 3798255628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 905207, 1810414, 3620828, 4526035, 9052070, 9957277, 11767691, 18104140, 19914554, 23535382, 39829108, 47070764, 49786385, 58838455, 99572770, 117676910, 129444601, 199145540, 235353820, 258889202, 517778404, 647223005, 1294446010, 2588892020]

約数ペア:

[(1, 2588892020), (2, 1294446010), (4, 647223005), (5, 517778404), (10, 258889202), (11, 235353820), (13, 199145540), (20, 129444601), (22, 117676910), (26, 99572770), (44, 58838455), (52, 49786385), (55, 47070764), (65, 39829108), (110, 23535382), (130, 19914554), (143, 18104140), (220, 11767691), (260, 9957277), (286, 9052070), (572, 4526035), (715, 3620828), (1430, 1810414), (2860, 905207)]