2915120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2803}}^1$

素因数の和:2829

約数の個数: 40

約数和(自身を含む): 7301616

約数和(自身を除く): 4386496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2803, 5606, 11212, 14015, 22424, 28030, 36439, 44848, 56060, 72878, 112120, 145756, 182195, 224240, 291512, 364390, 583024, 728780, 1457560, 2915120]

約数ペア:

[(1, 2915120), (2, 1457560), (4, 728780), (5, 583024), (8, 364390), (10, 291512), (13, 224240), (16, 182195), (20, 145756), (26, 112120), (40, 72878), (52, 56060), (65, 44848), (80, 36439), (104, 28030), (130, 22424), (208, 14015), (260, 11212), (520, 5606), (1040, 2803)]