193880

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:179

約数の個数: 32

約数和(自身を含む): 451440

約数和(自身を除く): 257560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 131, 148, 185, 262, 296, 370, 524, 655, 740, 1048, 1310, 1480, 2620, 4847, 5240, 9694, 19388, 24235, 38776, 48470, 96940, 193880]

約数ペア:

[(1, 193880), (2, 96940), (4, 48470), (5, 38776), (8, 24235), (10, 19388), (20, 9694), (37, 5240), (40, 4847), (74, 2620), (131, 1480), (148, 1310), (185, 1048), (262, 740), (296, 655), (370, 524)]