168759940

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{115589}}^1$

素因数の和:115671

約数の個数: 24

約数和(自身を含む): 359253720

約数和(自身を除く): 190493780

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 115589, 231178, 462356, 577945, 1155890, 2311780, 8437997, 16875994, 33751988, 42189985, 84379970, 168759940]

約数ペア:

[(1, 168759940), (2, 84379970), (4, 42189985), (5, 33751988), (10, 16875994), (20, 8437997), (73, 2311780), (146, 1155890), (292, 577945), (365, 462356), (730, 231178), (1460, 115589)]