27641240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{5711}}^1$

素因数の和:5744

約数の個数: 48

約数和(自身を含む): 68372640

約数和(自身を除く): 40731400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 5711, 11422, 22844, 28555, 45688, 57110, 62821, 114220, 125642, 228440, 251284, 314105, 502568, 628210, 691031, 1256420, 1382062, 2512840, 2764124, 3455155, 5528248, 6910310, 13820620, 27641240]

約数ペア:

[(1, 27641240), (2, 13820620), (4, 6910310), (5, 5528248), (8, 3455155), (10, 2764124), (11, 2512840), (20, 1382062), (22, 1256420), (40, 691031), (44, 628210), (55, 502568), (88, 314105), (110, 251284), (121, 228440), (220, 125642), (242, 114220), (440, 62821), (484, 57110), (605, 45688), (968, 28555), (1210, 22844), (2420, 11422), (4840, 5711)]