1301960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{269}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 3231900

約数和(自身を除く): 1929940

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 269, 440, 484, 538, 605, 968, 1076, 1210, 1345, 2152, 2420, 2690, 2959, 4840, 5380, 5918, 10760, 11836, 14795, 23672, 29590, 32549, 59180, 65098, 118360, 130196, 162745, 260392, 325490, 650980, 1301960]

約数ペア:

[(1, 1301960), (2, 650980), (4, 325490), (5, 260392), (8, 162745), (10, 130196), (11, 118360), (20, 65098), (22, 59180), (40, 32549), (44, 29590), (55, 23672), (88, 14795), (110, 11836), (121, 10760), (220, 5918), (242, 5380), (269, 4840), (440, 2959), (484, 2690), (538, 2420), (605, 2152), (968, 1345), (1076, 1210)]