171873880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{116131}}^1$

素因数の和:116179

約数の個数: 32

約数和(自身を含む): 397171440

約数和(自身を除く): 225297560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 116131, 232262, 464524, 580655, 929048, 1161310, 2322620, 4296847, 4645240, 8593694, 17187388, 21484235, 34374776, 42968470, 85936940, 171873880]

約数ペア:

[(1, 171873880), (2, 85936940), (4, 42968470), (5, 34374776), (8, 21484235), (10, 17187388), (20, 8593694), (37, 4645240), (40, 4296847), (74, 2322620), (148, 1161310), (185, 929048), (296, 580655), (370, 464524), (740, 232262), (1480, 116131)]