17906940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{33161}}^1$

素因数の和:33179

約数の個数: 48

約数和(自身を含む): 55712160

約数和(自身を除く): 37805220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 33161, 66322, 99483, 132644, 165805, 198966, 298449, 331610, 397932, 497415, 596898, 663220, 895347, 994830, 1193796, 1492245, 1790694, 1989660, 2984490, 3581388, 4476735, 5968980, 8953470, 17906940]

約数ペア:

[(1, 17906940), (2, 8953470), (3, 5968980), (4, 4476735), (5, 3581388), (6, 2984490), (9, 1989660), (10, 1790694), (12, 1492245), (15, 1193796), (18, 994830), (20, 895347), (27, 663220), (30, 596898), (36, 497415), (45, 397932), (54, 331610), (60, 298449), (90, 198966), (108, 165805), (135, 132644), (180, 99483), (270, 66322), (540, 33161)]