30747700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{16183}}^1$

素因数の和:16216

約数の個数: 36

約数和(自身を含む): 70238560

約数和(自身を除く): 39490860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 16183, 32366, 64732, 80915, 161830, 307477, 323660, 404575, 614954, 809150, 1229908, 1537385, 1618300, 3074770, 6149540, 7686925, 15373850, 30747700]

約数ペア:

[(1, 30747700), (2, 15373850), (4, 7686925), (5, 6149540), (10, 3074770), (19, 1618300), (20, 1537385), (25, 1229908), (38, 809150), (50, 614954), (76, 404575), (95, 323660), (100, 307477), (190, 161830), (380, 80915), (475, 64732), (950, 32366), (1900, 16183)]