420886442

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{21017}}^1$

素因数の和:21086

約数の個数: 32

約数和(自身を含む): 726382080

約数和(自身を除く): 305495638

約数列:

[1, 2, 17, 19, 31, 34, 38, 62, 323, 527, 589, 646, 1054, 1178, 10013, 20026, 21017, 42034, 357289, 399323, 651527, 714578, 798646, 1303054, 6788491, 11075959, 12379013, 13576982, 22151918, 24758026, 210443221, 420886442]

約数ペア:

[(1, 420886442), (2, 210443221), (17, 24758026), (19, 22151918), (31, 13576982), (34, 12379013), (38, 11075959), (62, 6788491), (323, 1303054), (527, 798646), (589, 714578), (646, 651527), (1054, 399323), (1178, 357289), (10013, 42034), (20026, 21017)]