20269140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{359}}^1\times {\mathrm{941}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 56972160

約数和(自身を除く): 36703020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 359, 718, 941, 1077, 1436, 1795, 1882, 2154, 2823, 3590, 3764, 4308, 4705, 5385, 5646, 7180, 9410, 10770, 11292, 14115, 18820, 21540, 28230, 56460, 337819, 675638, 1013457, 1351276, 1689095, 2026914, 3378190, 4053828, 5067285, 6756380, 10134570, 20269140]

約数ペア:

[(1, 20269140), (2, 10134570), (3, 6756380), (4, 5067285), (5, 4053828), (6, 3378190), (10, 2026914), (12, 1689095), (15, 1351276), (20, 1013457), (30, 675638), (60, 337819), (359, 56460), (718, 28230), (941, 21540), (1077, 18820), (1436, 14115), (1795, 11292), (1882, 10770), (2154, 9410), (2823, 7180), (3590, 5646), (3764, 5385), (4308, 4705)]