15702778060

素因数分解:

$2^2\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1559}}^1\times {\mathrm{1609}}^1$

素因数の和:3490

約数の個数: 48

約数和(自身を含む): 33122980800

約数和(自身を除く): 17420202740

約数列:

[1, 2, 4, 5, 10, 20, 313, 626, 1252, 1559, 1565, 1609, 3118, 3130, 3218, 6236, 6260, 6436, 7795, 8045, 15590, 16090, 31180, 32180, 487967, 503617, 975934, 1007234, 1951868, 2014468, 2439835, 2508431, 2518085, 4879670, 5016862, 5036170, 9759340, 10033724, 10072340, 12542155, 25084310, 50168620, 785138903, 1570277806, 3140555612, 3925694515, 7851389030, 15702778060]

約数ペア:

[(1, 15702778060), (2, 7851389030), (4, 3925694515), (5, 3140555612), (10, 1570277806), (20, 785138903), (313, 50168620), (626, 25084310), (1252, 12542155), (1559, 10072340), (1565, 10033724), (1609, 9759340), (3118, 5036170), (3130, 5016862), (3218, 4879670), (6236, 2518085), (6260, 2508431), (6436, 2439835), (7795, 2014468), (8045, 1951868), (15590, 1007234), (16090, 975934), (31180, 503617), (32180, 487967)]