258889370

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{22571}}^1$

素因数の和:22646

約数の個数: 32

約数和(自身を含む): 494055936

約数和(自身を除く): 235166566

約数列:

[1, 2, 5, 10, 31, 37, 62, 74, 155, 185, 310, 370, 1147, 2294, 5735, 11470, 22571, 45142, 112855, 225710, 699701, 835127, 1399402, 1670254, 3498505, 4175635, 6997010, 8351270, 25888937, 51777874, 129444685, 258889370]

約数ペア:

[(1, 258889370), (2, 129444685), (5, 51777874), (10, 25888937), (31, 8351270), (37, 6997010), (62, 4175635), (74, 3498505), (155, 1670254), (185, 1399402), (310, 835127), (370, 699701), (1147, 225710), (2294, 112855), (5735, 45142), (11470, 22571)]