31843120

素因数分解:

$2^4\times 5^1\times {\mathrm{398039}}^1$

素因数の和:398052

約数の個数: 20

約数和(自身を含む): 74035440

約数和(自身を除く): 42192320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 398039, 796078, 1592156, 1990195, 3184312, 3980390, 6368624, 7960780, 15921560, 31843120]

約数ペア:

[(1, 31843120), (2, 15921560), (4, 7960780), (5, 6368624), (8, 3980390), (10, 3184312), (16, 1990195), (20, 1592156), (40, 796078), (80, 398039)]