26161960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1607}}^1$

素因数の和:1666

約数の個数: 64

約数和(自身を含む): 65992320

約数和(自身を除く): 39830360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 185, 220, 296, 370, 407, 440, 740, 814, 1480, 1607, 1628, 2035, 3214, 3256, 4070, 6428, 8035, 8140, 12856, 16070, 16280, 17677, 32140, 35354, 59459, 64280, 70708, 88385, 118918, 141416, 176770, 237836, 297295, 353540, 475672, 594590, 654049, 707080, 1189180, 1308098, 2378360, 2616196, 3270245, 5232392, 6540490, 13080980, 26161960]

約数ペア:

[(1, 26161960), (2, 13080980), (4, 6540490), (5, 5232392), (8, 3270245), (10, 2616196), (11, 2378360), (20, 1308098), (22, 1189180), (37, 707080), (40, 654049), (44, 594590), (55, 475672), (74, 353540), (88, 297295), (110, 237836), (148, 176770), (185, 141416), (220, 118918), (296, 88385), (370, 70708), (407, 64280), (440, 59459), (740, 35354), (814, 32140), (1480, 17677), (1607, 16280), (1628, 16070), (2035, 12856), (3214, 8140), (3256, 8035), (4070, 6428)]