11175580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 25782624

約数和(自身を除く): 14607044

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 811, 1060, 1378, 1622, 2756, 3244, 3445, 4055, 6890, 8110, 10543, 13780, 16220, 21086, 42172, 42983, 52715, 85966, 105430, 171932, 210860, 214915, 429830, 558779, 859660, 1117558, 2235116, 2793895, 5587790, 11175580]

約数ペア:

[(1, 11175580), (2, 5587790), (4, 2793895), (5, 2235116), (10, 1117558), (13, 859660), (20, 558779), (26, 429830), (52, 214915), (53, 210860), (65, 171932), (106, 105430), (130, 85966), (212, 52715), (260, 42983), (265, 42172), (530, 21086), (689, 16220), (811, 13780), (1060, 10543), (1378, 8110), (1622, 6890), (2756, 4055), (3244, 3445)]