2986280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{617}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 7397460

約数和(自身を除く): 4411180

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 617, 968, 1210, 1234, 2420, 2468, 3085, 4840, 4936, 6170, 6787, 12340, 13574, 24680, 27148, 33935, 54296, 67870, 74657, 135740, 149314, 271480, 298628, 373285, 597256, 746570, 1493140, 2986280]

約数ペア:

[(1, 2986280), (2, 1493140), (4, 746570), (5, 597256), (8, 373285), (10, 298628), (11, 271480), (20, 149314), (22, 135740), (40, 74657), (44, 67870), (55, 54296), (88, 33935), (110, 27148), (121, 24680), (220, 13574), (242, 12340), (440, 6787), (484, 6170), (605, 4936), (617, 4840), (968, 3085), (1210, 2468), (1234, 2420)]