15913204420

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2741}}^1\times {\mathrm{5477}}^1$

素因数の和:8280

約数の個数: 48

約数和(自身を含む): 34066893168

約数和(自身を除く): 18153688748

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 2741, 5477, 5482, 10954, 10964, 13705, 21908, 27385, 27410, 54770, 54820, 109540, 145273, 290281, 290546, 580562, 581092, 726365, 1161124, 1451405, 1452730, 2902810, 2905460, 5805620, 15012457, 30024914, 60049828, 75062285, 150124570, 300249140, 795660221, 1591320442, 3182640884, 3978301105, 7956602210, 15913204420]

約数ペア:

[(1, 15913204420), (2, 7956602210), (4, 3978301105), (5, 3182640884), (10, 1591320442), (20, 795660221), (53, 300249140), (106, 150124570), (212, 75062285), (265, 60049828), (530, 30024914), (1060, 15012457), (2741, 5805620), (5477, 2905460), (5482, 2902810), (10954, 1452730), (10964, 1451405), (13705, 1161124), (21908, 726365), (27385, 581092), (27410, 580562), (54770, 290546), (54820, 290281), (109540, 145273)]