3349840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3247

約数の個数: 40

約数和(自身を含む): 8390088

約数和(自身を除く): 5040248

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 3221, 6442, 12884, 16105, 25768, 32210, 41873, 51536, 64420, 83746, 128840, 167492, 209365, 257680, 334984, 418730, 669968, 837460, 1674920, 3349840]

約数ペア:

[(1, 3349840), (2, 1674920), (4, 837460), (5, 669968), (8, 418730), (10, 334984), (13, 257680), (16, 209365), (20, 167492), (26, 128840), (40, 83746), (52, 64420), (65, 51536), (80, 41873), (104, 32210), (130, 25768), (208, 16105), (260, 12884), (520, 6442), (1040, 3221)]