2095720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{433}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 5194980

約数和(自身を除く): 3099260

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 433, 440, 484, 605, 866, 968, 1210, 1732, 2165, 2420, 3464, 4330, 4763, 4840, 8660, 9526, 17320, 19052, 23815, 38104, 47630, 52393, 95260, 104786, 190520, 209572, 261965, 419144, 523930, 1047860, 2095720]

約数ペア:

[(1, 2095720), (2, 1047860), (4, 523930), (5, 419144), (8, 261965), (10, 209572), (11, 190520), (20, 104786), (22, 95260), (40, 52393), (44, 47630), (55, 38104), (88, 23815), (110, 19052), (121, 17320), (220, 9526), (242, 8660), (433, 4840), (440, 4763), (484, 4330), (605, 3464), (866, 2420), (968, 2165), (1210, 1732)]