20346519100

素因数分解:

$2^2\times 5^2\times {\mathrm{487}}^1\times {\mathrm{417793}}^1$

素因数の和:418294

約数の個数: 36

約数和(自身を含む): 44242713424

約数和(自身を除く): 23896194324

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 487, 974, 1948, 2435, 4870, 9740, 12175, 24350, 48700, 417793, 835586, 1671172, 2088965, 4177930, 8355860, 10444825, 20889650, 41779300, 203465191, 406930382, 813860764, 1017325955, 2034651910, 4069303820, 5086629775, 10173259550, 20346519100]

約数ペア:

[(1, 20346519100), (2, 10173259550), (4, 5086629775), (5, 4069303820), (10, 2034651910), (20, 1017325955), (25, 813860764), (50, 406930382), (100, 203465191), (487, 41779300), (974, 20889650), (1948, 10444825), (2435, 8355860), (4870, 4177930), (9740, 2088965), (12175, 1671172), (24350, 835586), (48700, 417793)]