337996880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{324997}}^1$

素因数の和:325023

約数の個数: 40

約数和(自身を含む): 846294792

約数和(自身を除く): 508297912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 324997, 649994, 1299988, 1624985, 2599976, 3249970, 4224961, 5199952, 6499940, 8449922, 12999880, 16899844, 21124805, 25999760, 33799688, 42249610, 67599376, 84499220, 168998440, 337996880]

約数ペア:

[(1, 337996880), (2, 168998440), (4, 84499220), (5, 67599376), (8, 42249610), (10, 33799688), (13, 25999760), (16, 21124805), (20, 16899844), (26, 12999880), (40, 8449922), (52, 6499940), (65, 5199952), (80, 4224961), (104, 3249970), (130, 2599976), (208, 1624985), (260, 1299988), (520, 649994), (1040, 324997)]