1994289970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{126461}}^1$

素因数の和:126570

約数の個数: 32

約数和(自身を含む): 3824210880

約数和(自身を除く): 1829920910

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 830, 1577, 3154, 7885, 15770, 126461, 252922, 632305, 1264610, 2402759, 4805518, 10496263, 12013795, 20992526, 24027590, 52481315, 104962630, 199428997, 398857994, 997144985, 1994289970]

約数ペア:

[(1, 1994289970), (2, 997144985), (5, 398857994), (10, 199428997), (19, 104962630), (38, 52481315), (83, 24027590), (95, 20992526), (166, 12013795), (190, 10496263), (415, 4805518), (830, 2402759), (1577, 1264610), (3154, 632305), (7885, 252922), (15770, 126461)]