2991890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 5987520

約数和(自身を除く): 2995630

約数列:

[1, 2, 5, 10, 11, 22, 55, 59, 110, 118, 295, 461, 590, 649, 922, 1298, 2305, 3245, 4610, 5071, 6490, 10142, 25355, 27199, 50710, 54398, 135995, 271990, 299189, 598378, 1495945, 2991890]

約数ペア:

[(1, 2991890), (2, 1495945), (5, 598378), (10, 299189), (11, 271990), (22, 135995), (55, 54398), (59, 50710), (110, 27199), (118, 25355), (295, 10142), (461, 6490), (590, 5071), (649, 4610), (922, 3245), (1298, 2305)]