2108080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2027}}^1$

素因数の和:2053

約数の個数: 40

約数和(自身を含む): 5280912

約数和(自身を除く): 3172832

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2027, 4054, 8108, 10135, 16216, 20270, 26351, 32432, 40540, 52702, 81080, 105404, 131755, 162160, 210808, 263510, 421616, 527020, 1054040, 2108080]

約数ペア:

[(1, 2108080), (2, 1054040), (4, 527020), (5, 421616), (8, 263510), (10, 210808), (13, 162160), (16, 131755), (20, 105404), (26, 81080), (40, 52702), (52, 40540), (65, 32432), (80, 26351), (104, 20270), (130, 16216), (208, 10135), (260, 8108), (520, 4054), (1040, 2027)]