2698280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5189}}^1$

素因数の和:5213

約数の個数: 32

約数和(自身を含む): 6539400

約数和(自身を除く): 3841120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5189, 10378, 20756, 25945, 41512, 51890, 67457, 103780, 134914, 207560, 269828, 337285, 539656, 674570, 1349140, 2698280]

約数ペア:

[(1, 2698280), (2, 1349140), (4, 674570), (5, 539656), (8, 337285), (10, 269828), (13, 207560), (20, 134914), (26, 103780), (40, 67457), (52, 51890), (65, 41512), (104, 25945), (130, 20756), (260, 10378), (520, 5189)]