304909870

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1\times {\mathrm{761}}^1$

素因数の和:1260

約数の個数: 32

約数和(自身を含む): 556320960

約数和(自身を除く): 251411090

約数列:

[1, 2, 5, 10, 103, 206, 389, 515, 761, 778, 1030, 1522, 1945, 3805, 3890, 7610, 40067, 78383, 80134, 156766, 200335, 296029, 391915, 400670, 592058, 783830, 1480145, 2960290, 30490987, 60981974, 152454935, 304909870]

約数ペア:

[(1, 304909870), (2, 152454935), (5, 60981974), (10, 30490987), (103, 2960290), (206, 1480145), (389, 783830), (515, 592058), (761, 400670), (778, 391915), (1030, 296029), (1522, 200335), (1945, 156766), (3805, 80134), (3890, 78383), (7610, 40067)]