156745578820

素因数分解:

$2^2\times 5^1\times {\mathrm{4027}}^1\times {\mathrm{1946183}}^1$

素因数の和:1950219

約数の個数: 24

約数和(自身を含む): 329247624384

約数和(自身を除く): 172502045564

約数列:

[1, 2, 4, 5, 10, 20, 4027, 8054, 16108, 20135, 40270, 80540, 1946183, 3892366, 7784732, 9730915, 19461830, 38923660, 7837278941, 15674557882, 31349115764, 39186394705, 78372789410, 156745578820]

約数ペア:

[(1, 156745578820), (2, 78372789410), (4, 39186394705), (5, 31349115764), (10, 15674557882), (20, 7837278941), (4027, 38923660), (8054, 19461830), (16108, 9730915), (20135, 7784732), (40270, 3892366), (80540, 1946183)]