1665918670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{674461}}^1$

素因数の和:674500

約数の個数: 32

約数和(自身を含む): 3399288480

約数和(自身を除く): 1733369810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 674461, 1348922, 3372305, 6744610, 8767993, 12814759, 17535986, 25629518, 43839965, 64073795, 87679930, 128147590, 166591867, 333183734, 832959335, 1665918670]

約数ペア:

[(1, 1665918670), (2, 832959335), (5, 333183734), (10, 166591867), (13, 128147590), (19, 87679930), (26, 64073795), (38, 43839965), (65, 25629518), (95, 17535986), (130, 12814759), (190, 8767993), (247, 6744610), (494, 3372305), (1235, 1348922), (2470, 674461)]