1961150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:716

約数の個数: 24

約数和(自身を含む): 3713304

約数和(自身を除く): 1752154

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 643, 1286, 1525, 3050, 3215, 6430, 16075, 32150, 39223, 78446, 196115, 392230, 980575, 1961150]

約数ペア:

[(1, 1961150), (2, 980575), (5, 392230), (10, 196115), (25, 78446), (50, 39223), (61, 32150), (122, 16075), (305, 6430), (610, 3215), (643, 3050), (1286, 1525)]