6420260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{379}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 16981440

約数和(自身を除く): 10561180

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 379, 385, 484, 605, 758, 770, 847, 1210, 1516, 1540, 1694, 1895, 2420, 2653, 3388, 3790, 4169, 4235, 5306, 7580, 8338, 8470, 10612, 13265, 16676, 16940, 20845, 26530, 29183, 41690, 45859, 53060, 58366, 83380, 91718, 116732, 145915, 183436, 229295, 291830, 321013, 458590, 583660, 642026, 917180, 1284052, 1605065, 3210130, 6420260]

約数ペア:

[(1, 6420260), (2, 3210130), (4, 1605065), (5, 1284052), (7, 917180), (10, 642026), (11, 583660), (14, 458590), (20, 321013), (22, 291830), (28, 229295), (35, 183436), (44, 145915), (55, 116732), (70, 91718), (77, 83380), (110, 58366), (121, 53060), (140, 45859), (154, 41690), (220, 29183), (242, 26530), (308, 20845), (379, 16940), (385, 16676), (484, 13265), (605, 10612), (758, 8470), (770, 8338), (847, 7580), (1210, 5306), (1516, 4235), (1540, 4169), (1694, 3790), (1895, 3388), (2420, 2653)]