4494490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 10886400

約数和(自身を除く): 6391910

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 286, 385, 449, 455, 715, 770, 898, 910, 1001, 1430, 2002, 2245, 3143, 4490, 4939, 5005, 5837, 6286, 9878, 10010, 11674, 15715, 24695, 29185, 31430, 34573, 40859, 49390, 58370, 64207, 69146, 81718, 128414, 172865, 204295, 321035, 345730, 408590, 449449, 642070, 898898, 2247245, 4494490]

約数ペア:

[(1, 4494490), (2, 2247245), (5, 898898), (7, 642070), (10, 449449), (11, 408590), (13, 345730), (14, 321035), (22, 204295), (26, 172865), (35, 128414), (55, 81718), (65, 69146), (70, 64207), (77, 58370), (91, 49390), (110, 40859), (130, 34573), (143, 31430), (154, 29185), (182, 24695), (286, 15715), (385, 11674), (449, 10010), (455, 9878), (715, 6286), (770, 5837), (898, 5005), (910, 4939), (1001, 4490), (1430, 3143), (2002, 2245)]