20069940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1$

素因数の和:717

約数の個数: 96

約数和(自身を含む): 62705664

約数和(自身を除く): 42635724

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 47, 55, 60, 66, 94, 110, 132, 141, 165, 188, 220, 235, 282, 330, 470, 517, 564, 647, 660, 705, 940, 1034, 1294, 1410, 1551, 1941, 2068, 2585, 2588, 2820, 3102, 3235, 3882, 5170, 6204, 6470, 7117, 7755, 7764, 9705, 10340, 12940, 14234, 15510, 19410, 21351, 28468, 30409, 31020, 35585, 38820, 42702, 60818, 71170, 85404, 91227, 106755, 121636, 142340, 152045, 182454, 213510, 304090, 334499, 364908, 427020, 456135, 608180, 668998, 912270, 1003497, 1337996, 1672495, 1824540, 2006994, 3344990, 4013988, 5017485, 6689980, 10034970, 20069940]

約数ペア:

[(1, 20069940), (2, 10034970), (3, 6689980), (4, 5017485), (5, 4013988), (6, 3344990), (10, 2006994), (11, 1824540), (12, 1672495), (15, 1337996), (20, 1003497), (22, 912270), (30, 668998), (33, 608180), (44, 456135), (47, 427020), (55, 364908), (60, 334499), (66, 304090), (94, 213510), (110, 182454), (132, 152045), (141, 142340), (165, 121636), (188, 106755), (220, 91227), (235, 85404), (282, 71170), (330, 60818), (470, 42702), (517, 38820), (564, 35585), (647, 31020), (660, 30409), (705, 28468), (940, 21351), (1034, 19410), (1294, 15510), (1410, 14234), (1551, 12940), (1941, 10340), (2068, 9705), (2585, 7764), (2588, 7755), (2820, 7117), (3102, 6470), (3235, 6204), (3882, 5170)]