315080420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{829159}}^1$

素因数の和:829187

約数の個数: 24

約数和(自身を含む): 696494400

約数和(自身を除く): 381413980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 829159, 1658318, 3316636, 4145795, 8291590, 15754021, 16583180, 31508042, 63016084, 78770105, 157540210, 315080420]

約数ペア:

[(1, 315080420), (2, 157540210), (4, 78770105), (5, 63016084), (10, 31508042), (19, 16583180), (20, 15754021), (38, 8291590), (76, 4145795), (95, 3316636), (190, 1658318), (380, 829159)]