202289780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131357}}^1$

素因数の和:131384

約数の個数: 48

約数和(自身を含む): 529635456

約数和(自身を除く): 327345676

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 131357, 262714, 525428, 656785, 919499, 1313570, 1444927, 1838998, 2627140, 2889854, 3677996, 4597495, 5779708, 7224635, 9194990, 10114489, 14449270, 18389980, 20228978, 28898540, 40457956, 50572445, 101144890, 202289780]

約数ペア:

[(1, 202289780), (2, 101144890), (4, 50572445), (5, 40457956), (7, 28898540), (10, 20228978), (11, 18389980), (14, 14449270), (20, 10114489), (22, 9194990), (28, 7224635), (35, 5779708), (44, 4597495), (55, 3677996), (70, 2889854), (77, 2627140), (110, 1838998), (140, 1444927), (154, 1313570), (220, 919499), (308, 656785), (385, 525428), (770, 262714), (1540, 131357)]