16037780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 37013760

約数和(自身を除く): 20975980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 271, 538, 542, 1076, 1084, 1345, 1355, 2690, 2710, 2959, 2981, 5380, 5420, 5918, 5962, 11836, 11924, 14795, 14905, 29590, 29810, 59180, 59620, 72899, 145798, 291596, 364495, 728990, 801889, 1457980, 1603778, 3207556, 4009445, 8018890, 16037780]

約数ペア:

[(1, 16037780), (2, 8018890), (4, 4009445), (5, 3207556), (10, 1603778), (11, 1457980), (20, 801889), (22, 728990), (44, 364495), (55, 291596), (110, 145798), (220, 72899), (269, 59620), (271, 59180), (538, 29810), (542, 29590), (1076, 14905), (1084, 14795), (1345, 11924), (1355, 11836), (2690, 5962), (2710, 5918), (2959, 5420), (2981, 5380)]