2820688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:283

約数の個数: 40

約数和(自身を含む): 5999616

約数和(自身を除く): 3178928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 191, 208, 284, 382, 568, 764, 923, 1136, 1528, 1846, 2483, 3056, 3692, 4966, 7384, 9932, 13561, 14768, 19864, 27122, 39728, 54244, 108488, 176293, 216976, 352586, 705172, 1410344, 2820688]

約数ペア:

[(1, 2820688), (2, 1410344), (4, 705172), (8, 352586), (13, 216976), (16, 176293), (26, 108488), (52, 54244), (71, 39728), (104, 27122), (142, 19864), (191, 14768), (208, 13561), (284, 9932), (382, 7384), (568, 4966), (764, 3692), (923, 3056), (1136, 2483), (1528, 1846)]