140198860

素因数分解:

$2^2\times 5^1\times {\mathrm{1951}}^1\times {\mathrm{3593}}^1$

素因数の和:5553

約数の個数: 24

約数和(自身を含む): 294650496

約数和(自身を除く): 154451636

約数列:

[1, 2, 4, 5, 10, 20, 1951, 3593, 3902, 7186, 7804, 9755, 14372, 17965, 19510, 35930, 39020, 71860, 7009943, 14019886, 28039772, 35049715, 70099430, 140198860]

約数ペア:

[(1, 140198860), (2, 70099430), (4, 35049715), (5, 28039772), (10, 14019886), (20, 7009943), (1951, 71860), (3593, 39020), (3902, 35930), (7186, 19510), (7804, 17965), (9755, 14372)]