15192980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1303}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 35489664

約数和(自身を除く): 20296684

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 212, 220, 265, 530, 583, 1060, 1166, 1303, 2332, 2606, 2915, 5212, 5830, 6515, 11660, 13030, 14333, 26060, 28666, 57332, 69059, 71665, 138118, 143330, 276236, 286660, 345295, 690590, 759649, 1381180, 1519298, 3038596, 3798245, 7596490, 15192980]

約数ペア:

[(1, 15192980), (2, 7596490), (4, 3798245), (5, 3038596), (10, 1519298), (11, 1381180), (20, 759649), (22, 690590), (44, 345295), (53, 286660), (55, 276236), (106, 143330), (110, 138118), (212, 71665), (220, 69059), (265, 57332), (530, 28666), (583, 26060), (1060, 14333), (1166, 13030), (1303, 11660), (2332, 6515), (2606, 5830), (2915, 5212)]