11969320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2473}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 29613780

約数和(自身を除く): 17644460

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, 2473, 4840, 4946, 9892, 12365, 19784, 24730, 27203, 49460, 54406, 98920, 108812, 136015, 217624, 272030, 299233, 544060, 598466, 1088120, 1196932, 1496165, 2393864, 2992330, 5984660, 11969320]

約数ペア:

[(1, 11969320), (2, 5984660), (4, 2992330), (5, 2393864), (8, 1496165), (10, 1196932), (11, 1088120), (20, 598466), (22, 544060), (40, 299233), (44, 272030), (55, 217624), (88, 136015), (110, 108812), (121, 98920), (220, 54406), (242, 49460), (440, 27203), (484, 24730), (605, 19784), (968, 12365), (1210, 9892), (2420, 4946), (2473, 4840)]