1723930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 3402000

約数和(自身を除く): 1678070

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 149, 178, 298, 445, 745, 890, 1157, 1490, 1937, 2314, 3874, 5785, 9685, 11570, 13261, 19370, 26522, 66305, 132610, 172393, 344786, 861965, 1723930]

約数ペア:

[(1, 1723930), (2, 861965), (5, 344786), (10, 172393), (13, 132610), (26, 66305), (65, 26522), (89, 19370), (130, 13261), (149, 11570), (178, 9685), (298, 5785), (445, 3874), (745, 2314), (890, 1937), (1157, 1490)]