20186826560

素因数分解:

$2^6\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1190261}}^1$

素因数の和:1190331

約数の個数: 56

約数和(自身を含む): 48976900776

約数和(自身を除く): 28790074216

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 160, 212, 265, 320, 424, 530, 848, 1060, 1696, 2120, 3392, 4240, 8480, 16960, 1190261, 2380522, 4761044, 5951305, 9522088, 11902610, 19044176, 23805220, 38088352, 47610440, 63083833, 76176704, 95220880, 126167666, 190441760, 252335332, 315419165, 380883520, 504670664, 630838330, 1009341328, 1261676660, 2018682656, 2523353320, 4037365312, 5046706640, 10093413280, 20186826560]

約数ペア:

[(1, 20186826560), (2, 10093413280), (4, 5046706640), (5, 4037365312), (8, 2523353320), (10, 2018682656), (16, 1261676660), (20, 1009341328), (32, 630838330), (40, 504670664), (53, 380883520), (64, 315419165), (80, 252335332), (106, 190441760), (160, 126167666), (212, 95220880), (265, 76176704), (320, 63083833), (424, 47610440), (530, 38088352), (848, 23805220), (1060, 19044176), (1696, 11902610), (2120, 9522088), (3392, 5951305), (4240, 4761044), (8480, 2380522), (16960, 1190261)]