2028278320

素因数分解:

$2^4\times 5^1\times {\mathrm{6869}}^1\times {\mathrm{3691}}^1$

素因数の和:10573

約数の個数: 40

約数和(自身を含む): 4717711440

約数和(自身を除く): 2689433120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3691, 6869, 7382, 13738, 14764, 18455, 27476, 29528, 34345, 36910, 54952, 59056, 68690, 73820, 109904, 137380, 147640, 274760, 295280, 549520, 25353479, 50706958, 101413916, 126767395, 202827832, 253534790, 405655664, 507069580, 1014139160, 2028278320]

約数ペア:

[(1, 2028278320), (2, 1014139160), (4, 507069580), (5, 405655664), (8, 253534790), (10, 202827832), (16, 126767395), (20, 101413916), (40, 50706958), (80, 25353479), (3691, 549520), (6869, 295280), (7382, 274760), (13738, 147640), (14764, 137380), (18455, 109904), (27476, 73820), (29528, 68690), (34345, 59056), (36910, 54952)]