8938280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17189}}^1$

素因数の和:17213

約数の個数: 32

約数和(自身を含む): 21659400

約数和(自身を除く): 12721120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 17189, 34378, 68756, 85945, 137512, 171890, 223457, 343780, 446914, 687560, 893828, 1117285, 1787656, 2234570, 4469140, 8938280]

約数ペア:

[(1, 8938280), (2, 4469140), (4, 2234570), (5, 1787656), (8, 1117285), (10, 893828), (13, 687560), (20, 446914), (26, 343780), (40, 223457), (52, 171890), (65, 137512), (104, 85945), (130, 68756), (260, 34378), (520, 17189)]