5440807580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{17027}}^1$

素因数の和:18278

約数の個数: 48

約数和(自身を含む): 12315330720

約数和(自身を除く): 6874523140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1229, 2458, 4916, 6145, 12290, 15977, 17027, 24580, 31954, 34054, 63908, 68108, 79885, 85135, 159770, 170270, 221351, 319540, 340540, 442702, 885404, 1106755, 2213510, 4427020, 20926183, 41852366, 83704732, 104630915, 209261830, 272040379, 418523660, 544080758, 1088161516, 1360201895, 2720403790, 5440807580]

約数ペア:

[(1, 5440807580), (2, 2720403790), (4, 1360201895), (5, 1088161516), (10, 544080758), (13, 418523660), (20, 272040379), (26, 209261830), (52, 104630915), (65, 83704732), (130, 41852366), (260, 20926183), (1229, 4427020), (2458, 2213510), (4916, 1106755), (6145, 885404), (12290, 442702), (15977, 340540), (17027, 319540), (24580, 221351), (31954, 170270), (34054, 159770), (63908, 85135), (68108, 79885)]