21851551180

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1951}}^1\times {\mathrm{2467}}^1$

素因数の和:4654

約数の個数: 48

約数和(自身を含む): 46132724736

約数和(自身を除く): 24281173556

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 1135, 1951, 2270, 2467, 3902, 4540, 4934, 7804, 9755, 9868, 12335, 19510, 24670, 39020, 49340, 442877, 560009, 885754, 1120018, 1771508, 2214385, 2240036, 2800045, 4428770, 4813117, 5600090, 8857540, 9626234, 11200180, 19252468, 24065585, 48131170, 96262340, 1092577559, 2185155118, 4370310236, 5462887795, 10925775590, 21851551180]

約数ペア:

[(1, 21851551180), (2, 10925775590), (4, 5462887795), (5, 4370310236), (10, 2185155118), (20, 1092577559), (227, 96262340), (454, 48131170), (908, 24065585), (1135, 19252468), (1951, 11200180), (2270, 9626234), (2467, 8857540), (3902, 5600090), (4540, 4813117), (4934, 4428770), (7804, 2800045), (9755, 2240036), (9868, 2214385), (12335, 1771508), (19510, 1120018), (24670, 885754), (39020, 560009), (49340, 442877)]