2104700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1619}}^1$

素因数の和:1646

約数の個数: 36

約数和(自身を含む): 4921560

約数和(自身を除く): 2816860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1619, 3238, 6476, 8095, 16190, 21047, 32380, 40475, 42094, 80950, 84188, 105235, 161900, 210470, 420940, 526175, 1052350, 2104700]

約数ペア:

[(1, 2104700), (2, 1052350), (4, 526175), (5, 420940), (10, 210470), (13, 161900), (20, 105235), (25, 84188), (26, 80950), (50, 42094), (52, 40475), (65, 32380), (100, 21047), (130, 16190), (260, 8095), (325, 6476), (650, 3238), (1300, 1619)]