20835240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7549}}^1$

素因数の和:7586

約数の個数: 64

約数和(自身を含む): 65232000

約数和(自身を除く): 44396760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 7549, 15098, 22647, 30196, 37745, 45294, 60392, 75490, 90588, 113235, 150980, 173627, 181176, 226470, 301960, 347254, 452940, 520881, 694508, 868135, 905880, 1041762, 1389016, 1736270, 2083524, 2604405, 3472540, 4167048, 5208810, 6945080, 10417620, 20835240]

約数ペア:

[(1, 20835240), (2, 10417620), (3, 6945080), (4, 5208810), (5, 4167048), (6, 3472540), (8, 2604405), (10, 2083524), (12, 1736270), (15, 1389016), (20, 1041762), (23, 905880), (24, 868135), (30, 694508), (40, 520881), (46, 452940), (60, 347254), (69, 301960), (92, 226470), (115, 181176), (120, 173627), (138, 150980), (184, 113235), (230, 90588), (276, 75490), (345, 60392), (460, 45294), (552, 37745), (690, 30196), (920, 22647), (1380, 15098), (2760, 7549)]