20888934850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{840601}}^1$

素因数の和:840691

約数の個数: 48

約数和(自身を含む): 45029367936

約数和(自身を除く): 24140433086

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 71, 142, 175, 350, 355, 497, 710, 994, 1775, 2485, 3550, 4970, 12425, 24850, 840601, 1681202, 4203005, 5884207, 8406010, 11768414, 21015025, 29421035, 42030050, 58842070, 59682671, 119365342, 147105175, 294210350, 298413355, 417778697, 596826710, 835557394, 1492066775, 2088893485, 2984133550, 4177786970, 10444467425, 20888934850]

約数ペア:

[(1, 20888934850), (2, 10444467425), (5, 4177786970), (7, 2984133550), (10, 2088893485), (14, 1492066775), (25, 835557394), (35, 596826710), (50, 417778697), (70, 298413355), (71, 294210350), (142, 147105175), (175, 119365342), (350, 59682671), (355, 58842070), (497, 42030050), (710, 29421035), (994, 21015025), (1775, 11768414), (2485, 8406010), (3550, 5884207), (4970, 4203005), (12425, 1681202), (24850, 840601)]