20165030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:544

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 17393050

約数列:

[1, 2, 5, 10, 41, 82, 137, 205, 274, 359, 410, 685, 718, 1370, 1795, 3590, 5617, 11234, 14719, 28085, 29438, 49183, 56170, 73595, 98366, 147190, 245915, 491830, 2016503, 4033006, 10082515, 20165030]

約数ペア:

[(1, 20165030), (2, 10082515), (5, 4033006), (10, 2016503), (41, 491830), (82, 245915), (137, 147190), (205, 98366), (274, 73595), (359, 56170), (410, 49183), (685, 29438), (718, 28085), (1370, 14719), (1795, 11234), (3590, 5617)]