20797247030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1243111}}^1$

素因数の和:1243364

約数の個数: 32

約数和(自身を含む): 42961950720

約数和(自身を除く): 22164703690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 239, 478, 1195, 1673, 2390, 3346, 8365, 16730, 1243111, 2486222, 6215555, 8701777, 12431110, 17403554, 43508885, 87017770, 297103529, 594207058, 1485517645, 2079724703, 2971035290, 4159449406, 10398623515, 20797247030]

約数ペア:

[(1, 20797247030), (2, 10398623515), (5, 4159449406), (7, 2971035290), (10, 2079724703), (14, 1485517645), (35, 594207058), (70, 297103529), (239, 87017770), (478, 43508885), (1195, 17403554), (1673, 12431110), (2390, 8701777), (3346, 6215555), (8365, 2486222), (16730, 1243111)]