2291120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2203}}^1$

素因数の和:2229

約数の個数: 40

約数和(自身を含む): 5739216

約数和(自身を除く): 3448096

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2203, 4406, 8812, 11015, 17624, 22030, 28639, 35248, 44060, 57278, 88120, 114556, 143195, 176240, 229112, 286390, 458224, 572780, 1145560, 2291120]

約数ペア:

[(1, 2291120), (2, 1145560), (4, 572780), (5, 458224), (8, 286390), (10, 229112), (13, 176240), (16, 143195), (20, 114556), (26, 88120), (40, 57278), (52, 44060), (65, 35248), (80, 28639), (104, 22030), (130, 17624), (208, 11015), (260, 8812), (520, 4406), (1040, 2203)]